Base | Representation |
---|---|
bin | 1101100000110… |
… | …0000100000000 |
3 | 10221122021001221 |
4 | 3120030010000 |
5 | 104002010022 |
6 | 5342404424 |
7 | 1255464661 |
oct | 330140400 |
9 | 127567057 |
10 | 56672512 |
11 | 29a98996 |
12 | 16b90714 |
13 | b983540 |
14 | 7753368 |
15 | 4e96cc7 |
hex | 360c100 |
56672512 has 36 divisors (see below), whose sum is σ = 121832620. Its totient is φ = 26155008.
The previous prime is 56672491. The next prime is 56672513. The reversal of 56672512 is 21527665.
It can be written as a sum of positive squares in 2 ways, for example, as 26378496 + 30294016 = 5136^2 + 5504^2 .
It is not an unprimeable number, because it can be changed into a prime (56672513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5187 + ... + 11842.
Almost surely, 256672512 is an apocalyptic number.
56672512 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
56672512 is an abundant number, since it is smaller than the sum of its proper divisors (65160108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56672512 is a wasteful number, since it uses less digits than its factorization.
56672512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17058 (or 17044 counting only the distinct ones).
The product of its digits is 25200, while the sum is 34.
The square root of 56672512 is about 7528.1147706448. The cubic root of 56672512 is about 384.1116573446. Note that the first 3 decimals are identical.
The spelling of 56672512 in words is "fifty-six million, six hundred seventy-two thousand, five hundred twelve".
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