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52960812 = 22323311617
BaseRepresentation
bin1100101000000…
…1111000101100
310200122200120120
43022001320230
5102024221222
65131044540
71212105462
oct312017054
9120580516
1052960812
1127993273
12158a0750
13ac83c78
147068832
1549b215c
hex3281e2c

52960812 has 48 divisors (see below), whose sum is σ = 129572352. Its totient is φ = 16804480.

The previous prime is 52960799. The next prime is 52960823. The reversal of 52960812 is 21806925.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85528 + ... + 86144.

It is an arithmetic number, because the mean of its divisors is an integer number (2699424).

Almost surely, 252960812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52960812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64786176).

52960812 is an abundant number, since it is smaller than the sum of its proper divisors (76611540).

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

52960812 is a wasteful number, since it uses less digits than its factorization.

52960812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 52960812 is about 7277.4179486958. The cubic root of 52960812 is about 375.5359731447.

The spelling of 52960812 in words is "fifty-two million, nine hundred sixty thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 311 617 622 933 1234 1244 1851 1866 2468 3702 3732 7153 7404 14191 14306 21459 28382 28612 42573 42918 56764 85146 85836 170292 191887 383774 575661 767548 1151322 2302644 4413401 8826802 13240203 17653604 26480406 52960812