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57982904929 = 74378038903
BaseRepresentation
bin110110000000000011…
…001110101001100001
312112122221001202111101
4312000003032221201
51422222110424204
642345330514401
74121604363025
oct660003165141
9175587052441
1057982904929
1122654924744
12b2a2435a01
1356108a8a01
142b40a28385
151795614ea4
hexd800cea61

57982904929 has 4 divisors (see below), whose sum is σ = 58060944576. Its totient is φ = 57904865284.

The previous prime is 57982904923. The next prime is 57982904933. The reversal of 57982904929 is 92940928975.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57982904929 - 233 = 49392970337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57982904923) 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, 39018709 + ... + 39020194.

It is an arithmetic number, because the mean of its divisors is an integer number (14515236144).

Almost surely, 257982904929 is an apocalyptic number.

It is an amenable number.

57982904929 is a deficient number, since it is larger than the sum of its proper divisors (78039647).

57982904929 is an equidigital number, since it uses as much as digits as its factorization.

57982904929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78039646.

The product of its (nonzero) digits is 29393280, while the sum is 64.

The spelling of 57982904929 in words is "fifty-seven billion, nine hundred eighty-two million, nine hundred four thousand, nine hundred twenty-nine".

Divisors: 1 743 78038903 57982904929