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13031110198 = 217794851493
BaseRepresentation
bin11000010001011011…
…01111011000110110
31020122011022222122001
430020231233120312
5203141431011243
65553021525514
7640631415631
oct141055573066
936564288561
1013031110198
1155877a3a67
12263811389a
1312c89750c2
148b8946c18
15514049a4d
hex308b6f636

13031110198 has 16 divisors (see below), whose sum is σ = 20958454080. Its totient is φ = 6054662016.

The previous prime is 13031110187. The next prime is 13031110201. The reversal of 13031110198 is 89101113031.

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, 2423061 + ... + 2428432.

It is an arithmetic number, because the mean of its divisors is an integer number (1309903380).

Almost surely, 213031110198 is an apocalyptic number.

13031110198 is a deficient number, since it is larger than the sum of its proper divisors (7927343882).

13031110198 is a wasteful number, since it uses less digits than its factorization.

13031110198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4851591.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 13031110198 in words is "thirteen billion, thirty-one million, one hundred ten thousand, one hundred ninety-eight".

Divisors: 1 2 17 34 79 158 1343 2686 4851493 9702986 82475381 164950762 383267947 766535894 6515555099 13031110198