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57193148 = 2253269779
BaseRepresentation
bin1101101000101…
…1001010111100
310222121201020202
43122023022330
5104120140043
65401503032
71263063605
oct332131274
9128551222
1057193148
112a314071
12171a1a78
13bb064cc
14784adac
15504b1b8
hex368b2bc

57193148 has 12 divisors (see below), whose sum is σ = 101976840. Its totient is φ = 28056912.

The previous prime is 57193099. The next prime is 57193163. The reversal of 57193148 is 84139175.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134678 + ... + 135101.

It is an arithmetic number, because the mean of its divisors is an integer number (8498070).

Almost surely, 257193148 is an apocalyptic number.

It is an amenable number.

57193148 is a deficient number, since it is larger than the sum of its proper divisors (44783692).

57193148 is a wasteful number, since it uses less digits than its factorization.

57193148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269836 (or 269834 counting only the distinct ones).

The product of its digits is 30240, while the sum is 38.

The square root of 57193148 is about 7562.6151561480. The cubic root of 57193148 is about 385.2843191316.

The spelling of 57193148 in words is "fifty-seven million, one hundred ninety-three thousand, one hundred forty-eight".

Divisors: 1 2 4 53 106 212 269779 539558 1079116 14298287 28596574 57193148