Base | Representation |
---|---|
bin | 1101100111111… |
… | …0100001111100 |
3 | 10222112002020010 |
4 | 3121332201330 |
5 | 104112010442 |
6 | 5400423220 |
7 | 1262456631 |
oct | 331764174 |
9 | 128462203 |
10 | 57141372 |
11 | 2a289182 |
12 | 17177b10 |
13 | bab8a82 |
14 | 7836188 |
15 | 503ab9c |
hex | 367e87c |
57141372 has 24 divisors (see below), whose sum is σ = 136582992. Its totient is φ = 18582400.
The previous prime is 57141353. The next prime is 57141373. The reversal of 57141372 is 27314175.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57141373) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57579 + ... + 58562.
It is an arithmetic number, because the mean of its divisors is an integer number (5690958).
Almost surely, 257141372 is an apocalyptic number.
It is an amenable number.
57141372 is an abundant number, since it is smaller than the sum of its proper divisors (79441620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57141372 is a wasteful number, since it uses less digits than its factorization.
57141372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116189 (or 116187 counting only the distinct ones).
The product of its digits is 5880, while the sum is 30.
The square root of 57141372 is about 7559.1912265797. The cubic root of 57141372 is about 385.1680202141.
The spelling of 57141372 in words is "fifty-seven million, one hundred forty-one thousand, three hundred seventy-two".
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