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13031652157502 = 2111975415557933
BaseRepresentation
bin1011110110100010101011…
…1111110110100000111110
31201010210222020121201200012
42331220222333312200332
53202002310423020002
643414354112103222
72513335326452066
oct275505277664076
951123866551605
1013031652157502
1141747689aa150
121565755b34b12
13736b584186b4
14330a41a603a6
15178eb3363d52
hexbda2aff683e

13031652157502 has 32 divisors (see below), whose sum is σ = 21472388825184. Its totient is φ = 5882515228800.

The previous prime is 13031652157471. The next prime is 13031652157571. The reversal of 13031652157502 is 20575125613031.

It is a self number, because there is not a number n which added to its sum of digits gives 13031652157502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434273 + ... + 5123660.

It is an arithmetic number, because the mean of its divisors is an integer number (671012150787).

Almost surely, 213031652157502 is an apocalyptic number.

13031652157502 is a deficient number, since it is larger than the sum of its proper divisors (8440736667682).

13031652157502 is a wasteful number, since it uses less digits than its factorization.

13031652157502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558684.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 13031652157502 in words is "thirteen trillion, thirty-one billion, six hundred fifty-two million, one hundred fifty-seven thousand, five hundred two".

Divisors: 1 2 11 22 197 394 541 1082 2167 4334 5951 11902 106577 213154 1172347 2344694 5557933 11115866 61137263 122274526 1094912801 2189825602 3006841753 6013683506 12044040811 24088081622 33075259283 66150518566 592347825341 1184695650682 6515826078751 13031652157502