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13156006486 = 2719233171977
BaseRepresentation
bin11000100000010100…
…01011101001010110
31020221212100101010111
430100022023221112
5203420414201421
610013242513234
7644006132020
oct142012135126
936855311114
1013156006486
11564124a437
122671b0581a
1313187c482c
148cb379010
1551eebaee1
hex31028ba56

13156006486 has 128 divisors (see below), whose sum is σ = 25958154240. Its totient is φ = 4869849600.

The previous prime is 13156006481. The next prime is 13156006489. The reversal of 13156006486 is 68460065131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13156006481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13465230 + ... + 13466206.

It is an arithmetic number, because the mean of its divisors is an integer number (202798080).

Almost surely, 213156006486 is an apocalyptic number.

13156006486 is a deficient number, since it is larger than the sum of its proper divisors (12802147754).

13156006486 is a wasteful number, since it uses less digits than its factorization.

13156006486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 13156006486 in words is "thirteen billion, one hundred fifty-six million, six thousand, four hundred eighty-six".

Divisors: 1 2 7 14 19 23 31 38 46 62 71 133 142 161 217 266 322 434 437 497 589 713 874 977 994 1178 1349 1426 1633 1954 2201 2698 3059 3266 4123 4402 4991 6118 6839 8246 9443 9982 11431 13547 13678 15407 18563 18886 22471 22862 27094 30287 30814 31027 37126 41819 44942 50623 60574 62054 69367 83638 94829 101246 129941 138734 157297 189658 212009 217189 259882 292733 314594 354361 424018 426949 434378 485569 575453 585466 696601 708722 853898 961837 971138 1150906 1317973 1393202 1595441 1923674 2150377 2635946 2988643 3190882 4028171 4300754 4876207 5977286 6732859 8056342 9225811 9752414 11168087 13235419 13465718 15052639 18451622 22336174 26470838 30105278 30313379 40857163 49458671 60626758 81714326 92647933 98917342 185295866 212193653 286000141 346210697 424387306 572000282 692421394 939714749 1879429498 6578003243 13156006486