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52664884 = 22193471997
BaseRepresentation
bin1100100011100…
…1101000110100
310200002122122021
43020321220310
5101440234014
65120442524
71206433636
oct310715064
9120078567
1052664884
11278009a8
1215779444
13abac36c
146dcca56
154954624
hex3239a34

52664884 has 24 divisors (see below), whose sum is σ = 97342560. Its totient is φ = 24862176.

The previous prime is 52664873. The next prime is 52664891. The reversal of 52664884 is 48846625.

It is a self number, because there is not a number n which added to its sum of digits gives 52664884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25374 + ... + 27370.

It is an arithmetic number, because the mean of its divisors is an integer number (4055940).

Almost surely, 252664884 is an apocalyptic number.

It is an amenable number.

52664884 is a deficient number, since it is larger than the sum of its proper divisors (44677676).

52664884 is a wasteful number, since it uses less digits than its factorization.

52664884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2365 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The square root of 52664884 is about 7257.0575304320. The cubic root of 52664884 is about 374.8352081863.

The spelling of 52664884 in words is "fifty-two million, six hundred sixty-four thousand, eight hundred eighty-four".

Divisors: 1 2 4 19 38 76 347 694 1388 1997 3994 6593 7988 13186 26372 37943 75886 151772 692959 1385918 2771836 13166221 26332442 52664884