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52393807160 = 2351555184229
BaseRepresentation
bin110000110010111010…
…100000110100111000
312000020102012011201022
4300302322200310320
51324300303312120
640022553042012
73533240004242
oct606272406470
9160212164638
1052393807160
1120246a35882
12a1a26b6308
134c2c99a976
14277061b092
151569ae6025
hexc32ea0d38

52393807160 has 32 divisors (see below), whose sum is σ = 117895046400. Its totient is φ = 20955926400.

The previous prime is 52393807153. The next prime is 52393807163. The reversal of 52393807160 is 6170839325.

It is a super-2 number, since 2×523938071602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52393807163) 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, 579926 + ... + 664154.

It is an arithmetic number, because the mean of its divisors is an integer number (3684220200).

Almost surely, 252393807160 is an apocalyptic number.

It is an amenable number.

52393807160 is an abundant number, since it is smaller than the sum of its proper divisors (65501239240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52393807160 is a wasteful number, since it uses less digits than its factorization.

52393807160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99791 (or 99787 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 52393807160 in words is "fifty-two billion, three hundred ninety-three million, eight hundred seven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 15551 31102 62204 77755 84229 124408 155510 168458 311020 336916 421145 622040 673832 842290 1684580 3369160 1309845179 2619690358 5239380716 6549225895 10478761432 13098451790 26196903580 52393807160