Base | Representation |
---|---|
bin | 11011101110110… |
… | …10110100010000 |
3 | 121012201220112000 |
4 | 31313122310100 |
5 | 434023202233 |
6 | 35030034000 |
7 | 5523223101 |
oct | 1567326420 |
9 | 535656460 |
10 | 232631568 |
11 | 10a3505a4 |
12 | 65aa8900 |
13 | 39271020 |
14 | 22c783a8 |
15 | 15652d13 |
hex | dddad10 |
232631568 has 160 divisors (see below), whose sum is σ = 750785280. Its totient is φ = 68428800.
The previous prime is 232631563. The next prime is 232631741. The reversal of 232631568 is 865136232.
It is a happy number.
232631568 is a `hidden beast` number, since 2 + 32 + 63 + 1 + 568 = 666.
232631568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (232631561) 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, 128268 + ... + 130068.
It is an arithmetic number, because the mean of its divisors is an integer number (4692408).
Almost surely, 2232631568 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 232631568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (375392640).
232631568 is an abundant number, since it is smaller than the sum of its proper divisors (518153712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232631568 is a wasteful number, since it uses less digits than its factorization.
232631568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1854 (or 1842 counting only the distinct ones).
The product of its digits is 51840, while the sum is 36.
The square root of 232631568 is about 15252.2643564816. The cubic root of 232631568 is about 615.0204395348.
The spelling of 232631568 in words is "two hundred thirty-two million, six hundred thirty-one thousand, five hundred sixty-eight".
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