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57060960 = 253511101107
BaseRepresentation
bin1101100110101…
…0111001100000
310222100222220220
43121222321200
5104101422320
65355003040
71262003325
oct331527140
9128328826
1057060960
112a233820
1217139480
13ba8b2a8
147814b4c
155021e40
hex366ae60

57060960 has 192 divisors, whose sum is σ = 199874304. Its totient is φ = 13568000.

The previous prime is 57060931. The next prime is 57060977. The reversal of 57060960 is 6906075.

57060960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×570609602 = 6511906312243200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 533227 + ... + 533333.

It is an arithmetic number, because the mean of its divisors is an integer number (1041012).

Almost surely, 257060960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57060960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99937152).

57060960 is an abundant number, since it is smaller than the sum of its proper divisors (142813344).

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

57060960 is a wasteful number, since it uses less digits than its factorization.

57060960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 57060960 is about 7553.8705310589. The cubic root of 57060960 is about 384.9872599371.

The spelling of 57060960 in words is "fifty-seven million, sixty thousand, nine hundred sixty".