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57539011 = 1923912671
BaseRepresentation
bin1101101101111…
…1100111000011
311000021021200111
43123133213003
5104212222021
65413132151
71266034135
oct333374703
9130237614
1057539011
112a52aa02
121732a057
13bbc7a6a
1478db055
1550b88e1
hex36df9c3

57539011 has 8 divisors (see below), whose sum is σ = 60825600. Its totient is φ = 54278280.

The previous prime is 57538969. The next prime is 57539021. The reversal of 57539011 is 11093575.

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

It is a cyclic number.

It is not a de Polignac number, because 57539011 - 215 = 57506243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57539021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1795 + ... + 10876.

It is an arithmetic number, because the mean of its divisors is an integer number (7603200).

Almost surely, 257539011 is an apocalyptic number.

57539011 is a deficient number, since it is larger than the sum of its proper divisors (3286589).

57539011 is a wasteful number, since it uses less digits than its factorization.

57539011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12929.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 57539011 is about 7585.4473170671. The cubic root of 57539011 is about 386.0593996125.

The spelling of 57539011 in words is "fifty-seven million, five hundred thirty-nine thousand, eleven".

Divisors: 1 19 239 4541 12671 240749 3028369 57539011