Base | Representation |
---|---|
bin | 11110100001100… |
… | …01101000011000 |
3 | 122211210222120100 |
4 | 33100301220120 |
5 | 1011022241312 |
6 | 41224055400 |
7 | 6226303314 |
oct | 1720615030 |
9 | 584728510 |
10 | 256055832 |
11 | 12159a59a |
12 | 71904560 |
13 | 41082c36 |
14 | 26014b44 |
15 | 1772d5dc |
hex | f431a18 |
256055832 has 24 divisors (see below), whose sum is σ = 693484740. Its totient is φ = 85351920.
The previous prime is 256055801. The next prime is 256055881. The reversal of 256055832 is 238550652.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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, 1778094 + ... + 1778237.
Almost surely, 2256055832 is an apocalyptic number.
It is an amenable number.
256055832 is an abundant number, since it is smaller than the sum of its proper divisors (437428908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256055832 is a wasteful number, since it uses less digits than its factorization.
256055832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3556343 (or 3556336 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
The square root of 256055832 is about 16001.7446548806. The cubic root of 256055832 is about 635.0065777317.
The spelling of 256055832 in words is "two hundred fifty-six million, fifty-five thousand, eight hundred thirty-two".
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