Base | Representation |
---|---|
bin | 10110000010001110… |
… | …011111000001011010 |
3 | 2021001212211211221220 |
4 | 112002032133001122 |
5 | 341423333443032 |
6 | 14511420512510 |
7 | 1465210614345 |
oct | 260216370132 |
9 | 67055754856 |
10 | 23659671642 |
11 | a0412a4542 |
12 | 47036ab736 |
13 | 230094b409 |
14 | 120636945c |
15 | 9371b812c |
hex | 58239f05a |
23659671642 has 64 divisors (see below), whose sum is σ = 48795626880. Its totient is φ = 7643289600.
The previous prime is 23659671593. The next prime is 23659671649. The reversal of 23659671642 is 24617695632.
It is not an unprimeable number, because it can be changed into a prime (23659671649) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41435217 + ... + 41435787.
It is an arithmetic number, because the mean of its divisors is an integer number (762431670).
Almost surely, 223659671642 is an apocalyptic number.
23659671642 is an abundant number, since it is smaller than the sum of its proper divisors (25135955238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23659671642 is a wasteful number, since it uses less digits than its factorization.
23659671642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1439.
The product of its digits is 3265920, while the sum is 51.
The spelling of 23659671642 in words is "twenty-three billion, six hundred fifty-nine million, six hundred seventy-one thousand, six hundred forty-two".
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