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23873828562 = 2323142784639
BaseRepresentation
bin10110001110111111…
…011011011011010010
32021121210211011000200
4112032333123123102
5342343200003222
614544551000030
71503421123503
oct261677333322
967553734020
1023873828562
11a141176831
124763369016
13233612139c
141226994baa
1594adbbeac
hex58efdb6d2

23873828562 has 24 divisors (see below), whose sum is σ = 53395230720. Its totient is φ = 7701234840.

The previous prime is 23873828507. The next prime is 23873828599. The reversal of 23873828562 is 26582837832.

23873828562 is a `hidden beast` number, since 2 + 3 + 8 + 73 + 8 + 2 + 8 + 562 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 23873828499 and 23873828508.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21391762 + ... + 21392877.

It is an arithmetic number, because the mean of its divisors is an integer number (2224801280).

Almost surely, 223873828562 is an apocalyptic number.

23873828562 is an abundant number, since it is smaller than the sum of its proper divisors (29521402158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23873828562 is a wasteful number, since it uses less digits than its factorization.

23873828562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42784678 (or 42784675 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 23873828562 in words is "twenty-three billion, eight hundred seventy-three million, eight hundred twenty-eight thousand, five hundred sixty-two".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 42784639 85569278 128353917 256707834 385061751 770123502 1326323809 2652647618 3978971427 7957942854 11936914281 23873828562