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13012942268 = 229733538511
BaseRepresentation
bin11000001111010000…
…11011110110111100
31020120220010221220202
430013220123312330
5203122303123033
65551132303032
7640321120124
oct140750336674
936526127822
1013012942268
115578515147
122632011a78
1312c4c83851
148b6377c84
1551265b8e8
hex307a1bdbc

13012942268 has 12 divisors (see below), whose sum is σ = 23007419232. Its totient is φ = 6439393920.

The previous prime is 13012942211. The next prime is 13012942279. The reversal of 13012942268 is 86224921031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16768868 + ... + 16769643.

It is an arithmetic number, because the mean of its divisors is an integer number (1917284936).

Almost surely, 213012942268 is an apocalyptic number.

It is an amenable number.

13012942268 is a deficient number, since it is larger than the sum of its proper divisors (9994476964).

13012942268 is a wasteful number, since it uses less digits than its factorization.

13012942268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33538612 (or 33538610 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 13012942268 in words is "thirteen billion, twelve million, nine hundred forty-two thousand, two hundred sixty-eight".

Divisors: 1 2 4 97 194 388 33538511 67077022 134154044 3253235567 6506471134 13012942268