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57992056 = 237249007
BaseRepresentation
bin1101110100111…
…0001101111000
311001010022010221
43131032031320
5104321221211
65430545424
71302632023
oct335161570
9131108127
1057992056
112a80a321
1217508274
13c026035
1479b81ba
155157c71
hex374e378

57992056 has 8 divisors (see below), whose sum is σ = 108735120. Its totient is φ = 28996024.

The previous prime is 57992027. The next prime is 57992059. The reversal of 57992056 is 65029975.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57992059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3624496 + ... + 3624511.

It is an arithmetic number, because the mean of its divisors is an integer number (13591890).

Almost surely, 257992056 is an apocalyptic number.

It is an amenable number.

57992056 is a deficient number, since it is larger than the sum of its proper divisors (50743064).

57992056 is a wasteful number, since it uses less digits than its factorization.

57992056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7249013 (or 7249009 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 57992056 is about 7615.2515388528. The cubic root of 57992056 is about 387.0699907018.

The spelling of 57992056 in words is "fifty-seven million, nine hundred ninety-two thousand, fifty-six".

Divisors: 1 2 4 8 7249007 14498014 28996028 57992056