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52808708 = 2267719501
BaseRepresentation
bin1100100101110…
…0110000000100
310200100221221002
43021130300010
5102004334313
65123512432
71210603151
oct311346004
9120327832
1052808708
1127899a67
1215828718
13ac2c974
147029228
154982058
hex325cc04

52808708 has 12 divisors (see below), whose sum is σ = 92556492. Its totient is φ = 26364000.

The previous prime is 52808699. The next prime is 52808719. The reversal of 52808708 is 80780825.

It can be written as a sum of positive squares in 2 ways, for example, as 44328964 + 8479744 = 6658^2 + 2912^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7043 + ... + 12458.

It is an arithmetic number, because the mean of its divisors is an integer number (7713041).

Almost surely, 252808708 is an apocalyptic number.

It is an amenable number.

52808708 is a deficient number, since it is larger than the sum of its proper divisors (39747784).

52808708 is a wasteful number, since it uses less digits than its factorization.

52808708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20182 (or 20180 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 38.

The square root of 52808708 is about 7266.9600246596. The cubic root of 52808708 is about 375.1761140181.

The spelling of 52808708 in words is "fifty-two million, eight hundred eight thousand, seven hundred eight".

Divisors: 1 2 4 677 1354 2708 19501 39002 78004 13202177 26404354 52808708