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57246764023 = 1721177718719
BaseRepresentation
bin110101010100001011…
…000100101111110111
312110202121212221000101
4311110023010233313
51414220132422043
642144312454531
74064425315441
oct652413045767
9173677787011
1057246764023
1122307340129
12b1179aa447
135524224487
142ab0d63491
151750ba424d
hexd542c4bf7

57246764023 has 8 divisors (see below), whose sum is σ = 57315323520. Its totient is φ = 57178248960.

The previous prime is 57246764009. The next prime is 57246764027. The reversal of 57246764023 is 32046764275.

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 57246764023 - 25 = 57246763991 is a prime.

It is a super-2 number, since 2×572467640232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57246764027) 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, 3048858 + ... + 3067576.

It is an arithmetic number, because the mean of its divisors is an integer number (7164415440).

Almost surely, 257246764023 is an apocalyptic number.

57246764023 is a deficient number, since it is larger than the sum of its proper divisors (68559497).

57246764023 is a wasteful number, since it uses less digits than its factorization.

57246764023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22217.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 57246764023 in words is "fifty-seven billion, two hundred forty-six million, seven hundred sixty-four thousand, twenty-three".

Divisors: 1 1721 1777 18719 3058217 32215399 33263663 57246764023