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57141372 = 22341116141
BaseRepresentation
bin1101100111111…
…0100001111100
310222112002020010
43121332201330
5104112010442
65400423220
71262456631
oct331764174
9128462203
1057141372
112a289182
1217177b10
13bab8a82
147836188
15503ab9c
hex367e87c

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".

Divisors: 1 2 3 4 6 12 41 82 123 164 246 492 116141 232282 348423 464564 696846 1393692 4761781 9523562 14285343 19047124 28570686 57141372