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13995026942 = 2133117363557
BaseRepresentation
bin11010000100010101…
…10010100111111110
31100010100010000211012
431002022302213332
5212130211330232
610232413555222
71003544523551
oct150212624776
940110100735
1013995026942
115a31911976
122866aa5b12
13142058a440
1496a980698
1556d99e9b2
hex3422b29fe

13995026942 has 16 divisors (see below), whose sum is σ = 23336621952. Its totient is φ = 6250880160.

The previous prime is 13995026917. The next prime is 13995027023. The reversal of 13995026942 is 24962059931.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8680973 + ... + 8682584.

It is an arithmetic number, because the mean of its divisors is an integer number (1458538872).

Almost surely, 213995026942 is an apocalyptic number.

13995026942 is a deficient number, since it is larger than the sum of its proper divisors (9341595010).

13995026942 is a wasteful number, since it uses less digits than its factorization.

13995026942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17363603.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 13995026942 in words is "thirteen billion, nine hundred ninety-five million, twenty-six thousand, nine hundred forty-two".

Divisors: 1 2 13 26 31 62 403 806 17363557 34727114 225726241 451452482 538270267 1076540534 6997513471 13995026942