Base | Representation |
---|---|
bin | 1101100110000… |
… | …0101010000100 |
3 | 10222021212101021 |
4 | 3121200222010 |
5 | 104044102022 |
6 | 5354040524 |
7 | 1261440121 |
oct | 331405204 |
9 | 128255337 |
10 | 57019012 |
11 | 2a205256 |
12 | 17119144 |
13 | ba7517b |
14 | 7803748 |
15 | 50147c7 |
hex | 3660a84 |
57019012 has 6 divisors (see below), whose sum is σ = 99783278. Its totient is φ = 28509504.
The previous prime is 57018991. The next prime is 57019073. The reversal of 57019012 is 21091075.
It can be written as a sum of positive squares in only one way, i.e., 56340036 + 678976 = 7506^2 + 824^2 .
It is a super-2 number, since 2×570190122 = 6502335458912288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7127373 + ... + 7127380.
Almost surely, 257019012 is an apocalyptic number.
It is an amenable number.
57019012 is a deficient number, since it is larger than the sum of its proper divisors (42764266).
57019012 is a wasteful number, since it uses less digits than its factorization.
57019012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14254757 (or 14254755 counting only the distinct ones).
The product of its (nonzero) digits is 630, while the sum is 25.
The square root of 57019012 is about 7551.0934307556. The cubic root of 57019012 is about 384.8928965020.
It can be divided in two parts, 570 and 19012, that multiplied together give a triangular number (10836840 = T4655).
The spelling of 57019012 in words is "fifty-seven million, nineteen thousand, twelve".
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