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57317071741 = 401149395737
BaseRepresentation
bin110101011000010111…
…010001101101111101
312110221112011221001221
4311120113101231331
51414341132243431
642155303433341
74066241033266
oct653027215575
9173845157057
1057317071741
1122342aa1386
12b137455851
135535970087
142aba42596d
151756e41111
hexd585d1b7d

57317071741 has 8 divisors (see below), whose sum is σ = 57499093944. Its totient is φ = 57135244800.

The previous prime is 57317071733. The next prime is 57317071781. The reversal of 57317071741 is 14717071375.

It can be written as a sum of positive squares in 4 ways, for example, as 52821369241 + 4495702500 = 229829^2 + 67050^2 .

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 57317071741 - 23 = 57317071733 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 (57317071711) 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, 550825 + ... + 646561.

It is an arithmetic number, because the mean of its divisors is an integer number (7187386743).

Almost surely, 257317071741 is an apocalyptic number.

It is an amenable number.

57317071741 is a deficient number, since it is larger than the sum of its proper divisors (182022203).

57317071741 is a wasteful number, since it uses less digits than its factorization.

57317071741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97631.

The product of its (nonzero) digits is 144060, while the sum is 43.

The spelling of 57317071741 in words is "fifty-seven billion, three hundred seventeen million, seventy-one thousand, seven hundred forty-one".

Divisors: 1 401 1493 95737 598693 38390537 142935341 57317071741