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52314688 = 264119937
BaseRepresentation
bin1100011110010…
…0001001000000
310122102212021001
43013210021000
5101343032223
65105141344
71203444646
oct307441100
9118385231
1052314688
1127591888
121562a854
13aab8b4a
146d3b196
1548d59ad
hex31e4240

52314688 has 28 divisors (see below), whose sum is σ = 106349292. Its totient is φ = 25518080.

The previous prime is 52314677. The next prime is 52314697. The reversal of 52314688 is 88641325.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5419584 + 46895104 = 2328^2 + 6848^2 .

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, 7345 + ... + 12592.

It is an arithmetic number, because the mean of its divisors is an integer number (3798189).

Almost surely, 252314688 is an apocalyptic number.

It is an amenable number.

52314688 is an abundant number, since it is smaller than the sum of its proper divisors (54034604).

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

52314688 is a wasteful number, since it uses less digits than its factorization.

52314688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19990 (or 19980 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 52314688 is about 7232.8893258504. The cubic root of 52314688 is about 374.0025355619.

The spelling of 52314688 in words is "fifty-two million, three hundred fourteen thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 16 32 41 64 82 164 328 656 1312 2624 19937 39874 79748 159496 318992 637984 817417 1275968 1634834 3269668 6539336 13078672 26157344 52314688