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52065804 = 2237619831
BaseRepresentation
bin1100011010011…
…1011000001100
310121222012212010
43012213120030
5101312101204
65055541220
71201360230
oct306473014
9117865763
1052065804
112743189a
121552a810
13aa2c78b
146cb45c0
154886d89
hex31a760c

52065804 has 24 divisors (see below), whose sum is σ = 138842368. Its totient is φ = 14875920.

The previous prime is 52065799. The next prime is 52065829. The reversal of 52065804 is 40856025.

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, 309832 + ... + 309999.

Almost surely, 252065804 is an apocalyptic number.

It is an amenable number.

52065804 is an abundant number, since it is smaller than the sum of its proper divisors (86776564).

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

52065804 is a wasteful number, since it uses less digits than its factorization.

52065804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619845 (or 619843 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 52065804 is about 7215.6637948286. The cubic root of 52065804 is about 373.4084942919.

The spelling of 52065804 in words is "fifty-two million, sixty-five thousand, eight hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 619831 1239662 1859493 2479324 3718986 4338817 7437972 8677634 13016451 17355268 26032902 52065804