Base | Representation |
---|---|
bin | 1101101010100… |
… | …0011011010000 |
3 | 10222211210121211 |
4 | 3122220123100 |
5 | 104133003401 |
6 | 5404225504 |
7 | 1264103140 |
oct | 332503320 |
9 | 128753554 |
10 | 57312976 |
11 | 2a3960a6 |
12 | 1723b294 |
13 | bb48c06 |
14 | 787c920 |
15 | 5071951 |
hex | 36a86d0 |
57312976 has 20 divisors (see below), whose sum is σ = 126907552. Its totient is φ = 24562656.
The previous prime is 57312973. The next prime is 57312979. The reversal of 57312976 is 67921375.
It is an interprime number because it is at equal distance from previous prime (57312973) and next prime (57312979).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57312971) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255750 + ... + 255973.
Almost surely, 257312976 is an apocalyptic number.
57312976 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
57312976 is an abundant number, since it is smaller than the sum of its proper divisors (69594576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57312976 is a wasteful number, since it uses less digits than its factorization.
57312976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 511738 (or 511732 counting only the distinct ones).
The product of its digits is 79380, while the sum is 40.
The square root of 57312976 is about 7570.5334026078. The cubic root of 57312976 is about 385.5532070765.
The spelling of 57312976 in words is "fifty-seven million, three hundred twelve thousand, nine hundred seventy-six".
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