Base | Representation |
---|---|
bin | 111010111111… |
… | …1110100100000 |
3 | 2011012112002010 |
4 | 1311333310200 |
5 | 30404313011 |
6 | 3022552520 |
7 | 523630335 |
oct | 165776440 |
9 | 64175063 |
10 | 30932256 |
11 | 16507953 |
12 | a438740 |
13 | 6540414 |
14 | 417298c |
15 | 2ab01a6 |
hex | 1d7fd20 |
30932256 has 48 divisors (see below), whose sum is σ = 81496800. Its totient is φ = 10272768.
The previous prime is 30932249. The next prime is 30932257. The reversal of 30932256 is 65223903.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×309322562 = 1913608922499072, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30932257) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39840 + ... + 40608.
It is an arithmetic number, because the mean of its divisors is an integer number (1697850).
Almost surely, 230932256 is an apocalyptic number.
It is an amenable number.
30932256 is an abundant number, since it is smaller than the sum of its proper divisors (50564544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30932256 is a wasteful number, since it uses less digits than its factorization.
30932256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1201 (or 1193 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 30.
The square root of 30932256 is about 5561.6774448003. The cubic root of 30932256 is about 313.9090707269.
The spelling of 30932256 in words is "thirty million, nine hundred thirty-two thousand, two hundred fifty-six".
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