Base | Representation |
---|---|
bin | 11110100011101… |
… | …11110001001000 |
3 | 122212100120122100 |
4 | 33101313301020 |
5 | 1011110434422 |
6 | 41234153400 |
7 | 6231611004 |
oct | 1721676110 |
9 | 585316570 |
10 | 256343112 |
11 | 121776413 |
12 | 71a22860 |
13 | 4115391c |
14 | 2608b704 |
15 | 177887ac |
hex | f477c48 |
256343112 has 48 divisors (see below), whose sum is σ = 695651580. Its totient is φ = 85276800.
The previous prime is 256343083. The next prime is 256343137. The reversal of 256343112 is 211343652.
256343112 is a `hidden beast` number, since 25 + 634 + 3 + 1 + 1 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 247307076 + 9036036 = 15726^2 + 3006^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35662 + ... + 42242.
Almost surely, 2256343112 is an apocalyptic number.
It is an amenable number.
256343112 is an abundant number, since it is smaller than the sum of its proper divisors (439308468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256343112 is a wasteful number, since it uses less digits than its factorization.
256343112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7134 (or 7127 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 256343112 is about 16010.7186596979. The cubic root of 256343112 is about 635.2439693289.
Adding to 256343112 its reverse (211343652), we get a palindrome (467686764).
The spelling of 256343112 in words is "two hundred fifty-six million, three hundred forty-three thousand, one hundred twelve".
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