Base | Representation |
---|---|
bin | 1101101010100… |
… | …1100000110011 |
3 | 10222212000201200 |
4 | 3122221200303 |
5 | 104133124202 |
6 | 5404302243 |
7 | 1264122126 |
oct | 332514063 |
9 | 128760650 |
10 | 57317427 |
11 | 2a399482 |
12 | 17241983 |
13 | bb4ac4b |
14 | 78803bd |
15 | 5072e1c |
hex | 36a9833 |
57317427 has 12 divisors (see below), whose sum is σ = 85647120. Its totient is φ = 36893808.
The previous prime is 57317417. The next prime is 57317437. The reversal of 57317427 is 72471375.
57317427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57317417) and next prime (57317437).
It is not a de Polignac number, because 57317427 - 26 = 57317363 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 57317391 and 57317400.
It is not an unprimeable number, because it can be changed into a prime (57317417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109543 + ... + 110064.
It is an arithmetic number, because the mean of its divisors is an integer number (7137260).
Almost surely, 257317427 is an apocalyptic number.
57317427 is a deficient number, since it is larger than the sum of its proper divisors (28329693).
57317427 is a wasteful number, since it uses less digits than its factorization.
57317427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219642 (or 219639 counting only the distinct ones).
The product of its digits is 41160, while the sum is 36.
The square root of 57317427 is about 7570.8273656186. The cubic root of 57317427 is about 385.5631876720.
The spelling of 57317427 in words is "fifty-seven million, three hundred seventeen thousand, four hundred twenty-seven".
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