Base | Representation |
---|---|
bin | 1101101011111… |
… | …1010100110111 |
3 | 11000000120021212 |
4 | 3122333110313 |
5 | 104144004100 |
6 | 5410232035 |
7 | 1264643456 |
oct | 332772467 |
9 | 130016255 |
10 | 57406775 |
11 | 2a44a618 |
12 | 1728561b |
13 | bb7c80a |
14 | 78a4b9d |
15 | 508e635 |
hex | 36bf537 |
57406775 has 6 divisors (see below), whose sum is σ = 71184432. Its totient is φ = 45925400.
The previous prime is 57406757. The next prime is 57406777. The reversal of 57406775 is 57760475.
It is not a de Polignac number, because 57406775 - 212 = 57402679 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57406777) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1148111 + ... + 1148160.
It is an arithmetic number, because the mean of its divisors is an integer number (11864072).
Almost surely, 257406775 is an apocalyptic number.
57406775 is a deficient number, since it is larger than the sum of its proper divisors (13777657).
57406775 is a wasteful number, since it uses less digits than its factorization.
57406775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2296281 (or 2296276 counting only the distinct ones).
The product of its (nonzero) digits is 205800, while the sum is 41.
The square root of 57406775 is about 7576.7258759968. The cubic root of 57406775 is about 385.7634258707.
The spelling of 57406775 in words is "fifty-seven million, four hundred six thousand, seven hundred seventy-five".
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