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57779084 = 22111313161
BaseRepresentation
bin1101110001101…
…0001110001100
311000201111000002
43130122032030
5104242412314
65422223432
71301054066
oct334321614
9130644002
1057779084
112a684310
1217424b78
13bc8010c
147960736
155114ade
hex371a38c

57779084 has 12 divisors (see below), whose sum is σ = 110305608. Its totient is φ = 26263200.

The previous prime is 57779083. The next prime is 57779101. The reversal of 57779084 is 48097775.

57779084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (57779081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656537 + ... + 656624.

It is an arithmetic number, because the mean of its divisors is an integer number (9192134).

Almost surely, 257779084 is an apocalyptic number.

It is an amenable number.

57779084 is a deficient number, since it is larger than the sum of its proper divisors (52526524).

57779084 is a wasteful number, since it uses less digits than its factorization.

57779084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313176 (or 1313174 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 47.

The square root of 57779084 is about 7601.2554226259. The cubic root of 57779084 is about 386.5955798107.

The spelling of 57779084 in words is "fifty-seven million, seven hundred seventy-nine thousand, eighty-four".

Divisors: 1 2 4 11 22 44 1313161 2626322 5252644 14444771 28889542 57779084