Base | Representation |
---|---|
bin | 10101100011001000… |
… | …001101001100000000 |
3 | 2012201112002201202122 |
4 | 111203020031030000 |
5 | 334341302311112 |
6 | 14343542103412 |
7 | 1446244114535 |
oct | 254310151400 |
9 | 65645081678 |
10 | 23137932032 |
11 | 98a3839886 |
12 | 4598a1ab68 |
13 | 2249824157 |
14 | 1196d54d8c |
15 | 9064a8872 |
hex | 56320d300 |
23137932032 has 54 divisors (see below), whose sum is σ = 46462574844. Its totient is φ = 11499747840.
The previous prime is 23137932017. The next prime is 23137932067. The reversal of 23137932032 is 23023973132.
It is a junction number, because it is equal to n+sod(n) for n = 23137931983 and 23137932001.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36668357 + ... + 36668987.
Almost surely, 223137932032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23137932032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23231287422).
23137932032 is an abundant number, since it is smaller than the sum of its proper divisors (23324642812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23137932032 is an frugal number, since it uses more digits than its factorization.
23137932032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1505 (or 860 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 35.
The spelling of 23137932032 in words is "twenty-three billion, one hundred thirty-seven million, nine hundred thirty-two thousand, thirty-two".
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