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57743209516 = 2267215459737
BaseRepresentation
bin110101110001110000…
…110111010000101100
312112001020000222012111
4311301300313100230
51421224230201031
642305445213404
74112634116416
oct656160672054
9175036028174
1057743209516
1122541599a63
12b236101264
1355a30336c5
142b1ac719b6
15177e5691b1
hexd71c3742c

57743209516 has 12 divisors (see below), whose sum is σ = 102558835288. Its totient is φ = 28440685152.

The previous prime is 57743209501. The next prime is 57743209519. The reversal of 57743209516 is 61590234775.

57743209516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 57743209516.

It is not an unprimeable number, because it can be changed into a prime (57743209519) 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, 107729601 + ... + 107730136.

Almost surely, 257743209516 is an apocalyptic number.

It is an amenable number.

57743209516 is a deficient number, since it is larger than the sum of its proper divisors (44815625772).

57743209516 is a wasteful number, since it uses less digits than its factorization.

57743209516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215459808 (or 215459806 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 49.

The spelling of 57743209516 in words is "fifty-seven billion, seven hundred forty-three million, two hundred nine thousand, five hundred sixteen".

Divisors: 1 2 4 67 134 268 215459737 430919474 861838948 14435802379 28871604758 57743209516