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57196870 = 255719687
BaseRepresentation
bin1101101000110…
…0000101000110
310222121220100121
43122030011012
5104120244440
65401532154
71263110503
oct332140506
9128556317
1057196870
112a316945
12171a405a
13bb08103
14784c4aa
15504c34a
hex368c146

57196870 has 8 divisors (see below), whose sum is σ = 102954384. Its totient is φ = 22878744.

The previous prime is 57196861. The next prime is 57196873. The reversal of 57196870 is 7869175.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57196873) 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, 2859834 + ... + 2859853.

It is an arithmetic number, because the mean of its divisors is an integer number (12869298).

Almost surely, 257196870 is an apocalyptic number.

57196870 is a deficient number, since it is larger than the sum of its proper divisors (45757514).

57196870 is a wasteful number, since it uses less digits than its factorization.

57196870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5719694.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 57196870 is about 7562.8612310421. The cubic root of 57196870 is about 385.2926767594.

The spelling of 57196870 in words is "fifty-seven million, one hundred ninety-six thousand, eight hundred seventy".

Divisors: 1 2 5 10 5719687 11439374 28598435 57196870