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57486023 = 79978237
BaseRepresentation
bin1101101101001…
…0101011000111
311000011120222222
43123102223013
5104204023043
65412042555
71265423510
oct333225307
9130146888
1057486023
112a4a4111
121730345b
13bba98ca
1478c5a07
1550a7d68
hex36d2ac7

57486023 has 8 divisors (see below), whose sum is σ = 65772192. Its totient is φ = 49218336.

The previous prime is 57486019. The next prime is 57486043. The reversal of 57486023 is 32068475.

It is a happy number.

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 57486023 - 22 = 57486019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57486043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2861 + ... + 11097.

It is an arithmetic number, because the mean of its divisors is an integer number (8221524).

Almost surely, 257486023 is an apocalyptic number.

57486023 is a deficient number, since it is larger than the sum of its proper divisors (8286169).

57486023 is an equidigital number, since it uses as much as digits as its factorization.

57486023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9241.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 57486023 is about 7581.9537719509. The cubic root of 57486023 is about 385.9408551223.

The spelling of 57486023 in words is "fifty-seven million, four hundred eighty-six thousand, twenty-three".

Divisors: 1 7 997 6979 8237 57659 8212289 57486023