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57196938 = 239532823
BaseRepresentation
bin1101101000110…
…0000110001010
310222121220110010
43122030012022
5104120300223
65401532350
71263110631
oct332140612
9128556403
1057196938
112a3169a7
12171a40b6
13bb08156
14784c518
15504c393
hex368c18a

57196938 has 8 divisors (see below), whose sum is σ = 114393888. Its totient is φ = 19065644.

The previous prime is 57196933. The next prime is 57196949. The reversal of 57196938 is 83969175.

It is a sphenic number, since it is the product of 3 distinct primes.

57196938 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (57196933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4766406 + ... + 4766417.

It is an arithmetic number, because the mean of its divisors is an integer number (14299236).

Almost surely, 257196938 is an apocalyptic number.

57196938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57196938 is a wasteful number, since it uses less digits than its factorization.

57196938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532828.

The product of its digits is 408240, while the sum is 48.

The square root of 57196938 is about 7562.8657266938. The cubic root of 57196938 is about 385.2928294478.

The spelling of 57196938 in words is "fifty-seven million, one hundred ninety-six thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 9532823 19065646 28598469 57196938