Base | Representation |
---|---|
bin | 1101101001010… |
… | …0110101110100 |
3 | 10222200201120201 |
4 | 3122110311310 |
5 | 104122422011 |
6 | 5402410244 |
7 | 1263320230 |
oct | 332246564 |
9 | 128621521 |
10 | 57232756 |
11 | 2a3408a9 |
12 | 17200984 |
13 | bb1b549 |
14 | 785b5c0 |
15 | 5057cc1 |
hex | 3694d74 |
57232756 has 12 divisors (see below), whose sum is σ = 114465568. Its totient is φ = 24528312.
The previous prime is 57232753. The next prime is 57232757. The reversal of 57232756 is 65723275.
57232756 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57232751) 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, 1021986 + ... + 1022041.
Almost surely, 257232756 is an apocalyptic number.
It is an amenable number.
57232756 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57232756 is a wasteful number, since it uses less digits than its factorization.
57232756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2044038 (or 2044036 counting only the distinct ones).
The product of its digits is 88200, while the sum is 37.
The square root of 57232756 is about 7565.2333737962. The cubic root of 57232756 is about 385.3732389903.
The spelling of 57232756 in words is "fifty-seven million, two hundred thirty-two thousand, seven hundred fifty-six".
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