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23979106877 = 112354755871
BaseRepresentation
bin10110010101010001…
…000010001000111101
32021220010220211201112
4112111101002020331
5343102122410002
615003231251405
71506140021405
oct262521021075
967803824645
1023979106877
11a195642a00
124792679b65
132351b9254b
14123695b805
15955265852
hex59544223d

23979106877 has 12 divisors (see below), whose sum is σ = 26365102848. Its totient is φ = 21792652200.

The previous prime is 23979106871. The next prime is 23979106903. The reversal of 23979106877 is 77860197932.

It is not a de Polignac number, because 23979106877 - 28 = 23979106621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23979106871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 401252 + ... + 457122.

It is an arithmetic number, because the mean of its divisors is an integer number (2197091904).

Almost surely, 223979106877 is an apocalyptic number.

It is an amenable number.

23979106877 is a deficient number, since it is larger than the sum of its proper divisors (2385995971).

23979106877 is a wasteful number, since it uses less digits than its factorization.

23979106877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59440 (or 59429 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 59.

The spelling of 23979106877 in words is "twenty-three billion, nine hundred seventy-nine million, one hundred six thousand, eight hundred seventy-seven".

Divisors: 1 11 121 3547 39017 55871 429187 614581 6760391 198174437 2179918807 23979106877