Base | Representation |
---|---|
bin | 1101101000001… |
… | …0011101011100 |
3 | 10222112220022021 |
4 | 3122002131130 |
5 | 104113014333 |
6 | 5401025524 |
7 | 1262554564 |
oct | 332023534 |
9 | 128486267 |
10 | 57157468 |
11 | 2a29a285 |
12 | 171852a4 |
13 | bac31b4 |
14 | 783bda4 |
15 | 504082d |
hex | 368275c |
57157468 has 24 divisors (see below), whose sum is σ = 106142400. Its totient is φ = 26838528.
The previous prime is 57157421. The next prime is 57157501. The reversal of 57157468 is 86475175.
57157468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×571574682 = 6533952296342048, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 54493 + ... + 55531.
It is an arithmetic number, because the mean of its divisors is an integer number (4422600).
Almost surely, 257157468 is an apocalyptic number.
It is an amenable number.
57157468 is a deficient number, since it is larger than the sum of its proper divisors (48984932).
57157468 is a wasteful number, since it uses less digits than its factorization.
57157468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1869 (or 1867 counting only the distinct ones).
The product of its digits is 235200, while the sum is 43.
The square root of 57157468 is about 7560.2558157777. The cubic root of 57157468 is about 385.2041824681.
The spelling of 57157468 in words is "fifty-seven million, one hundred fifty-seven thousand, four hundred sixty-eight".
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