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57930318911 = 1571655322291
BaseRepresentation
bin110101111100111010…
…101000010000111111
312112112021010010001002
4311330322220100333
51422120130201121
642340211440515
74120365405023
oct657472502077
9175467103032
1057930318911
1122628178023
12b2888b613b
135602a2651a
142b37a5a383
151790bc8e0b
hexd7cea843f

57930318911 has 8 divisors (see below), whose sum is σ = 58305439344. Its totient is φ = 57555276480.

The previous prime is 57930318881. The next prime is 57930318913. The reversal of 57930318911 is 11981303975.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57930318911 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 (57930318913) 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, 2587676 + ... + 2609966.

It is an arithmetic number, because the mean of its divisors is an integer number (7288179918).

Almost surely, 257930318911 is an apocalyptic number.

57930318911 is a deficient number, since it is larger than the sum of its proper divisors (375120433).

57930318911 is a wasteful number, since it uses less digits than its factorization.

57930318911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39001.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 57930318911 in words is "fifty-seven billion, nine hundred thirty million, three hundred eighteen thousand, nine hundred eleven".

Divisors: 1 157 16553 22291 2598821 3499687 368982923 57930318911