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57305676751 = 294345954833
BaseRepresentation
bin110101010111101011…
…110011101111001111
312110220201202000002021
4311113223303233033
51414330223124001
642154215311011
74066042133611
oct652753635717
9173821660067
1057305676751
1122337619134
12b13367b467
1355334b058b
142ab8adadb1
151755e3eba1
hexd57af3bcf

57305676751 has 8 divisors (see below), whose sum is σ = 60660380880. Its totient is φ = 54042882432.

The previous prime is 57305676739. The next prime is 57305676773. The reversal of 57305676751 is 15767650375.

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 57305676751 - 225 = 57272122319 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 (57305676721) 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, 22976170 + ... + 22978663.

It is an arithmetic number, because the mean of its divisors is an integer number (7582547610).

Almost surely, 257305676751 is an apocalyptic number.

57305676751 is a deficient number, since it is larger than the sum of its proper divisors (3354704129).

57305676751 is a wasteful number, since it uses less digits than its factorization.

57305676751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45954905.

The product of its (nonzero) digits is 4630500, while the sum is 52.

The spelling of 57305676751 in words is "fifty-seven billion, three hundred five million, six hundred seventy-six thousand, seven hundred fifty-one".

Divisors: 1 29 43 1247 45954833 1332690157 1976057819 57305676751