1! = 1
2! = 2
3! = 6
4! = 24
5! = 120
6! = 720
7! = 5040
8! = 40320
9! = 362880
10! = 3628800
11! = 39916800
12! = 479001600
13! = 6227020800
14! = 87178291200
15! = 1307674368000
16! = 20922789888000
17! = 355687428096000
18! = 6402373705728000
19! = 121645100408832000
20! = 2432902008176640000
21! = 5.10909421717E+19
22! = 1.12400072778E+21
23! = 2.58520167389E+22
24! = 6.20448401733E+23
25! = 1.55112100433E+25
26! = 4.03291461127E+26
27! = 1.08888694504E+28
28! = 3.04888344612E+29
29! = 8.84176199374E+30
30! = 2.65252859812E+32
31! = 8.22283865418E+33
32! = 2.63130836934E+35
33! = 8.68331761881E+36
34! = 2.9523279904E+38
35! = 1.03331479664E+40
36! = 3.7199332679E+41
37! = 1.37637530912E+43
38! = 5.23022617467E+44
39! = 2.03978820812E+46
40! = 8.15915283248E+47
41! = 3.34525266132E+49
42! = 1.40500611775E+51
43! = 6.04152630634E+52
44! = 2.65827157479E+54
45! = 1.19622220865E+56
46! = 5.50262215981E+57
47! = 2.58623241511E+59
48! = 1.24139155925E+61
49! = 6.08281864034E+62
50! = 3.04140932017E+64
51! = 1.55111875329E+66
52! = 8.06581751709E+67
53! = 4.27488328406E+69
54! = 2.30843697339E+71
55! = 1.26964033537E+73
56! = 7.10998587805E+74
57! = 4.05269195049E+76
58! = 2.35056133128E+78
59! = 1.38683118546E+80
60! = 8.32098711274E+81
61! = 5.07580213877E+83
62! = 3.14699732604E+85
63! = 1.9826083154E+87
64! = 1.26886932186E+89
65! = 8.24765059208E+90
66! = 5.44344939077E+92
67! = 3.64711109182E+94
68! = 2.48003554244E+96
69! = 1.71122452428E+98
70! = 1.197857167E+100
71! = 8.50478588568E+101
72! = 6.12344583769E+103
73! = 4.47011546151E+105
74! = 3.30788544152E+107
75! = 2.48091408114E+109
76! = 1.88549470167E+111
77! = 1.45183092028E+113
78! = 1.13242811782E+115
79! = 8.94618213078E+116
80! = 7.15694570463E+118
81! = 5.79712602075E+120
82! = 4.75364333701E+122
83! = 3.94552396972E+124
84! = 3.31424013457E+126
85! = 2.81710411438E+128
86! = 2.42270953837E+130
87! = 2.10775729838E+132
88! = 1.85482642257E+134
89! = 1.65079551609E+136
90! = 1.48571596448E+138
91! = 1.35200152768E+140
92! = 1.24384140546E+142
93! = 1.15677250708E+144
94! = 1.08736615666E+146
95! = 1.03299784882E+148
96! = 9.91677934871E+149
97! = 9.61927596825E+151
98! = 9.42689044888E+153
99! = 9.33262154439E+155
100! = 9.33262154439E+157
101! = 9.42594775984E+159
102! = 9.61446671504E+161
103! = 9.90290071649E+163
104! = 1.02990167451E+166
105! = 1.08139675824E+168
106! = 1.14628056373E+170
107! = 1.2265202032E+172
108! = 1.32464181945E+174
109! = 1.4438595832E+176
110! = 1.58824554152E+178
111! = 1.76295255109E+180
112! = 1.97450685722E+182
113! = 2.23119274866E+184
114! = 2.54355973347E+186
115! = 2.92509369349E+188
116! = 3.39310868445E+190
117! = 3.96993716081E+192
118! = 4.68452584975E+194
119! = 5.57458576121E+196
120! = 6.68950291345E+198
121! = 8.09429852527E+200
122! = 9.87504420083E+202
123! = 1.2146304367E+205
124! = 1.50614174151E+207
125! = 1.88267717689E+209
126! = 2.37217324288E+211
127! = 3.01266001846E+213
128! = 3.85620482363E+215
129! = 4.97450422248E+217
130! = 6.46685548922E+219
131! = 8.47158069088E+221
132! = 1.1182486512E+224
133! = 1.48727070609E+226
134! = 1.99294274616E+228
135! = 2.69047270732E+230
136! = 3.65904288195E+232
137! = 5.01288874827E+234
138! = 6.91778647262E+236
139! = 9.61572319694E+238
140! = 1.34620124757E+241
141! = 1.89814375908E+243
142! = 2.69536413789E+245
143! = 3.85437071718E+247
144! = 5.55029383274E+249
145! = 8.04792605747E+251
146! = 1.17499720439E+254
147! = 1.72724589045E+256
148! = 2.55632391787E+258
149! = 3.80892263763E+260
150! = 5.71338395645E+262
151! = 8.62720977423E+264
152! = 1.31133588568E+267
153! = 2.0063439051E+269
154! = 3.08976961385E+271
155! = 4.78914290146E+273
156! = 7.47106292628E+275
157! = 1.17295687943E+278
158! = 1.85327186949E+280
159! = 2.9467022725E+282
160! = 4.71472363599E+284
161! = 7.59070505395E+286
162! = 1.22969421874E+289
163! = 2.00440157655E+291
164! = 3.28721858553E+293
165! = 5.42391066613E+295
166! = 9.00369170578E+297
167! = 1.50361651486E+300
168! = 2.52607574497E+302
169! = 4.269068009E+304
170! = 7.25741561531E+306
171! = INF
172! = INF
173! = INF
174! = INF
175! = INF
176! = INF
177! = INF
178! = INF
179! = INF
180! = INF
181! = INF
182! = INF
183! = INF
184! = INF
185! = INF
186! = INF
187! = INF
188! = INF
189! = INF
190! = INF
191! = INF
192! = INF
193! = INF
194! = INF
195! = INF
196! = INF
197! = INF
198! = INF