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52008912 = 2433120391
BaseRepresentation
bin1100011001100…
…1011111010000
310121212022211000
43012121133100
5101303241122
65054422000
71201032324
oct306313720
9117768730
1052008912
11273a307a
1215501900
13aa0c907
146c9b984
1548750ac
hex31997d0

52008912 has 40 divisors (see below), whose sum is σ = 149286080. Its totient is φ = 17336160.

The previous prime is 52008907. The next prime is 52008937. The reversal of 52008912 is 21980025.

52008912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59764 + ... + 60627.

It is an arithmetic number, because the mean of its divisors is an integer number (3732152).

Almost surely, 252008912 is an apocalyptic number.

It is an amenable number.

52008912 is an abundant number, since it is smaller than the sum of its proper divisors (97277168).

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

52008912 is a wasteful number, since it uses less digits than its factorization.

52008912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120408 (or 120396 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 52008912 is about 7211.7204604727. The cubic root of 52008912 is about 373.2724376300.

Adding to 52008912 its reverse (21980025), we get a palindrome (73988937).

The spelling of 52008912 in words is "fifty-two million, eight thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 120391 240782 361173 481564 722346 963128 1083519 1444692 1926256 2167038 2889384 3250557 4334076 5778768 6501114 8668152 13002228 17336304 26004456 52008912