Base | Representation |
---|---|
bin | 1101101010110… |
… | …0110110000110 |
3 | 10222212201110021 |
4 | 3122230312012 |
5 | 104134043303 |
6 | 5404445354 |
7 | 1264210000 |
oct | 332546606 |
9 | 128781407 |
10 | 57331078 |
11 | 2a3a8762 |
12 | 1724985a |
13 | bb5421c |
14 | 7885370 |
15 | 5076ebd |
hex | 36acd86 |
57331078 has 20 divisors (see below), whose sum is σ = 100331820. Its totient is φ = 24568404.
The previous prime is 57331069. The next prime is 57331103. The reversal of 57331078 is 87013375.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1168 + ... + 10771.
It is an arithmetic number, because the mean of its divisors is an integer number (5016591).
Almost surely, 257331078 is an apocalyptic number.
57331078 is a deficient number, since it is larger than the sum of its proper divisors (43000742).
57331078 is an equidigital number, since it uses as much as digits as its factorization.
57331078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11969 (or 11948 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 34.
The square root of 57331078 is about 7571.7288646649. The cubic root of 57331078 is about 385.5937944500.
The spelling of 57331078 in words is "fifty-seven million, three hundred thirty-one thousand, seventy-eight".
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