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57668495 = 512599161
BaseRepresentation
bin1101101111111…
…1001110001111
311000111212022012
43123333032033
5104230342440
65420011435
71300113503
oct333771617
9130455265
1057668495
112a609215
1217390b7b
13bc41991
147932303
1550e1e65
hex36ff38f

57668495 has 8 divisors (see below), whose sum is σ = 69264720. Its totient is φ = 46093120.

The previous prime is 57668491. The next prime is 57668497. The reversal of 57668495 is 59486675.

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

It is not a de Polignac number, because 57668495 - 22 = 57668491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57668491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1715 + ... + 10875.

It is an arithmetic number, because the mean of its divisors is an integer number (8658090).

Almost surely, 257668495 is an apocalyptic number.

57668495 is a deficient number, since it is larger than the sum of its proper divisors (11596225).

57668495 is a wasteful number, since it uses less digits than its factorization.

57668495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10425.

The product of its digits is 1814400, while the sum is 50.

The square root of 57668495 is about 7593.9775480311. The cubic root of 57668495 is about 386.3487746742.

The spelling of 57668495 in words is "fifty-seven million, six hundred sixty-eight thousand, four hundred ninety-five".

Divisors: 1 5 1259 6295 9161 45805 11533699 57668495