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57331580155 = 512790285953
BaseRepresentation
bin110101011001001110…
…100111110011111011
312110222112111000212121
4311121032213303323
51414403341031110
642200542422111
74066505251003
oct653116476373
9173875430777
1057331580155
1122350200803
12b140291937
13553897ca35
142abc321003
151758359cda
hexd593a7cfb

57331580155 has 8 divisors (see below), whose sum is σ = 69339612672. Its totient is φ = 45504119808.

The previous prime is 57331580083. The next prime is 57331580183. The reversal of 57331580155 is 55108513375.

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 57331580155 - 27 = 57331580027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45142342 + ... + 45143611.

It is an arithmetic number, because the mean of its divisors is an integer number (8667451584).

Almost surely, 257331580155 is an apocalyptic number.

57331580155 is a deficient number, since it is larger than the sum of its proper divisors (12008032517).

57331580155 is a wasteful number, since it uses less digits than its factorization.

57331580155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90286085.

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 57331580155 in words is "fifty-seven billion, three hundred thirty-one million, five hundred eighty thousand, one hundred fifty-five".

Divisors: 1 5 127 635 90285953 451429765 11466316031 57331580155