# of people | Probability | |||||||||
that at least two people have the same birthday | ||||||||||
You | 365 | |||||||||
1 | 2 | 364 | 0.99726 | 0.99726 | 0.3% | |||||
2 | 3 | 363 | 0.994521 | 0.991796 | 0.8% | |||||
3 | 4 | 362 | 0.991781 | 0.983644 | 1.6% | |||||
4 | 5 | 361 | 0.989041 | 0.972864 | 2.7% | |||||
5 | 6 | 360 | 0.986301 | 0.959538 | 4.0% | |||||
6 | 7 | 359 | 0.983562 | 0.943764 | 5.6% | |||||
7 | 8 | 358 | 0.980822 | 0.925665 | 7.4% | |||||
8 | 9 | 357 | 0.978082 | 0.905376 | 9.5% | |||||
9 | 10 | 356 | 0.975342 | 0.883052 | 11.7% | |||||
10 | 11 | 355 | 0.972603 | 0.858859 | 14.1% | |||||
11 | 12 | 354 | 0.969863 | 0.832975 | 16.7% | |||||
12 | 13 | 353 | 0.967123 | 0.80559 | 19.4% | |||||
13 | 14 | 352 | 0.964384 | 0.776897 | 22.3% | |||||
14 | 15 | 351 | 0.961644 | 0.747099 | 25.3% | |||||
15 | 16 | 350 | 0.958904 | 0.716396 | 28.4% | |||||
16 | 17 | 349 | 0.956164 | 0.684992 | 31.5% | |||||
17 | 18 | 348 | 0.953425 | 0.653089 | 34.7% | |||||
18 | 19 | 347 | 0.950685 | 0.620881 | 37.9% | |||||
19 | 20 | 346 | 0.947945 | 0.588562 | 41.1% | |||||
20 | 21 | 345 | 0.945205 | 0.556312 | 44.4% | |||||
21 | 22 | 344 | 0.942466 | 0.524305 | 47.6% | |||||
22 | 23 | 343 | 0.939726 | 0.492703 | 50.7% | |||||
23 | 24 | 342 | 0.936986 | 0.461656 | 53.8% | |||||
24 | 25 | 341 | 0.934247 | 0.4313 | 56.9% | |||||
25 | 26 | 340 | 0.931507 | 0.401759 | 59.8% | |||||
26 | 27 | 339 | 0.928767 | 0.373141 | 62.7% | |||||
27 | 28 | 338 | 0.926027 | 0.345539 | 65.4% | |||||
28 | 29 | 337 | 0.923288 | 0.319031 | 68.1% | |||||
29 | 30 | 336 | 0.920548 | 0.293684 | 70.6% | |||||
30 | 31 | 335 | 0.917808 | 0.269545 | 73.0% | |||||
31 | 32 | 334 | 0.915068 | 0.246652 | 75.3% | |||||
32 | 33 | 333 | 0.912329 | 0.225028 | 77.5% | |||||
33 | 34 | 332 | 0.909589 | 0.204683 | 79.5% | |||||
34 | 35 | 331 | 0.906849 | 0.185617 | 81.4% | |||||
35 | 36 | 330 | 0.90411 | 0.167818 | 83.2% | |||||
36 | 37 | 329 | 0.90137 | 0.151266 | 84.9% |