Base | Representation |
---|---|
bin | 1101100111100… |
… | …0100000000000 |
3 | 10222110211100022 |
4 | 3121320200000 |
5 | 104110213142 |
6 | 5400113012 |
7 | 1262324624 |
oct | 331704000 |
9 | 128424308 |
10 | 57116672 |
11 | 2a271668 |
12 | 17165768 |
13 | baaa762 |
14 | 782b184 |
15 | 50336d2 |
hex | 3678800 |
57116672 has 36 divisors (see below), whose sum is σ = 114893415. Its totient is φ = 28387328.
The previous prime is 57116627. The next prime is 57116681. The reversal of 57116672 is 27661175.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 28558336 + 28558336 = 5344^2 + 5344^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5344.
It is a Duffinian number.
It is a nialpdrome in base 13.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 341933 + ... + 342099.
Almost surely, 257116672 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 57116672
57116672 is an abundant number, since it is smaller than the sum of its proper divisors (57776743).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57116672 is an frugal number, since it uses more digits than its factorization.
57116672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 356 (or 169 counting only the distinct ones).
The product of its digits is 17640, while the sum is 35.
The square root of 57116672 is about 7557.5572773218. The cubic root of 57116672 is about 385.1125144810.
The spelling of 57116672 in words is "fifty-seven million, one hundred sixteen thousand, six hundred seventy-two".
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