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52723808 = 253153149
BaseRepresentation
bin1100100100100…
…0000001100000
310200012122110122
43021020001200
5101444130213
65122015412
71210100504
oct311100140
9120178418
1052723808
11278411a5
12157a7568
13ac00127
147006304
154966d08
hex3248060

52723808 has 24 divisors (see below), whose sum is σ = 107150400. Its totient is φ = 25511040.

The previous prime is 52723787. The next prime is 52723813. The reversal of 52723808 is 80832725.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25583 + ... + 27566.

It is an arithmetic number, because the mean of its divisors is an integer number (4464600).

Almost surely, 252723808 is an apocalyptic number.

It is an amenable number.

52723808 is an abundant number, since it is smaller than the sum of its proper divisors (54426592).

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

52723808 is a wasteful number, since it uses less digits than its factorization.

52723808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53190 (or 53182 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 52723808 is about 7261.1161676425. The cubic root of 52723808 is about 374.9749506231.

The spelling of 52723808 in words is "fifty-two million, seven hundred twenty-three thousand, eight hundred eight".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 53149 106298 212596 425192 850384 1647619 1700768 3295238 6590476 13180952 26361904 52723808