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52518764 = 2269119001
BaseRepresentation
bin1100100001010…
…1111101101100
310122211020012102
43020111331230
5101421100024
65113354232
71205254634
oct310257554
9118736172
1052518764
1127711141
1215708978
13ab5a9bc
146d916c4
1549261ae
hex3215f6c

52518764 has 12 divisors (see below), whose sum is σ = 92045688. Its totient is φ = 26220000.

The previous prime is 52518757. The next prime is 52518769. The reversal of 52518764 is 46781525.

It is not an unprimeable number, because it can be changed into a prime (52518769) 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, 6737 + ... + 12264.

It is an arithmetic number, because the mean of its divisors is an integer number (7670474).

Almost surely, 252518764 is an apocalyptic number.

It is an amenable number.

52518764 is a deficient number, since it is larger than the sum of its proper divisors (39526924).

52518764 is a wasteful number, since it uses less digits than its factorization.

52518764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19696 (or 19694 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 52518764 is about 7246.9830964340. The cubic root of 52518764 is about 374.4882239525.

The spelling of 52518764 in words is "fifty-two million, five hundred eighteen thousand, seven hundred sixty-four".

Divisors: 1 2 4 691 1382 2764 19001 38002 76004 13129691 26259382 52518764