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57130114647 = 319043371549
BaseRepresentation
bin110101001101001110…
…000101111001010111
312110110111101112011010
4311031032011321113
51414000302132042
642124544343303
74061510651004
oct651516057127
9173414345133
1057130114647
1122257507791
12b0a4914b33
135506001688
142a9d67a8ab
15174581159c
hexd4d385e57

57130114647 has 4 divisors (see below), whose sum is σ = 76173486200. Its totient is φ = 38086743096.

The previous prime is 57130114633. The next prime is 57130114673. The reversal of 57130114647 is 74641103175.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 57130114647 - 26 = 57130114583 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 (57130114747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9521685772 + ... + 9521685777.

It is an arithmetic number, because the mean of its divisors is an integer number (19043371550).

Almost surely, 257130114647 is an apocalyptic number.

57130114647 is a deficient number, since it is larger than the sum of its proper divisors (19043371553).

57130114647 is a wasteful number, since it uses less digits than its factorization.

57130114647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19043371552.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 57130114647 in words is "fifty-seven billion, one hundred thirty million, one hundred fourteen thousand, six hundred forty-seven".

Divisors: 1 3 19043371549 57130114647