Base | Representation |
---|---|
bin | 11011110001111… |
… | …00011001000000 |
3 | 121020111012202101 |
4 | 31320330121000 |
5 | 434123444412 |
6 | 35042400144 |
7 | 5526506230 |
oct | 1570743100 |
9 | 536435671 |
10 | 233031232 |
11 | 10a5a38a5 |
12 | 66060054 |
13 | 39380c05 |
14 | 22d3dcc0 |
15 | 156d1457 |
hex | de3c640 |
233031232 has 56 divisors (see below), whose sum is σ = 532180800. Its totient is φ = 99171840.
The previous prime is 233031229. The next prime is 233031251. The reversal of 233031232 is 232130332.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (56).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65007 + ... + 68497.
Almost surely, 2233031232 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 233031232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266090400).
233031232 is an abundant number, since it is smaller than the sum of its proper divisors (299149568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233031232 is a wasteful number, since it uses less digits than its factorization.
233031232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3659 (or 3649 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
The square root of 233031232 is about 15265.3605263682. The cubic root of 233031232 is about 615.3724423489.
Adding to 233031232 its reverse (232130332), we get a palindrome (465161564).
The spelling of 233031232 in words is "two hundred thirty-three million, thirty-one thousand, two hundred thirty-two".
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