Base | Representation |
---|---|
bin | 1101110000101… |
… | …0100000101000 |
3 | 11000121012201112 |
4 | 3130022200220 |
5 | 104233332403 |
6 | 5421005452 |
7 | 1300365341 |
oct | 334124050 |
9 | 130535645 |
10 | 57714728 |
11 | 2a63aa25 |
12 | 173b3888 |
13 | bc59a36 |
14 | 79450c8 |
15 | 51009d8 |
hex | 370a828 |
57714728 has 32 divisors (see below), whose sum is σ = 119568960. Its totient is φ = 25977600.
The previous prime is 57714719. The next prime is 57714773. The reversal of 57714728 is 82741775.
It is a super-2 number, since 2×577147282 = 6661979656227968, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6098 + ... + 12353.
It is an arithmetic number, because the mean of its divisors is an integer number (3736530).
Almost surely, 257714728 is an apocalyptic number.
It is an amenable number.
57714728 is an abundant number, since it is smaller than the sum of its proper divisors (61854232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57714728 is a wasteful number, since it uses less digits than its factorization.
57714728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18497 (or 18493 counting only the distinct ones).
The product of its digits is 109760, while the sum is 41.
The square root of 57714728 is about 7597.0209951006. The cubic root of 57714728 is about 386.4519927408.
The spelling of 57714728 in words is "fifty-seven million, seven hundred fourteen thousand, seven hundred twenty-eight".
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