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53952936960 = 21035131571721
BaseRepresentation
bin110010001111110110…
…000111110000000000
312011021001222011201110
4302033312013300000
51340443422440320
640441410403320
73620001253206
oct621766076000
9164231864643
1053952936960
11209770320aa
12a558890540
13511a9c3a90
14287b713076
15160b9205e0
hexc8fd87c00

53952936960 has 352 divisors, whose sum is σ = 187131696192. Its totient is φ = 13188464640.

The previous prime is 53952936913. The next prime is 53952936967. The reversal of 53952936960 is 6963925935.

It is a self number, because there is not a number n which added to its sum of digits gives 53952936960.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53952936967) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31348900 + ... + 31350620.

Almost surely, 253952936960 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 53952936960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93565848096).

53952936960 is an abundant number, since it is smaller than the sum of its proper divisors (133178759232).

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

53952936960 is a wasteful number, since it uses less digits than its factorization.

53952936960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919 (or 1901 counting only the distinct ones).

The product of its (nonzero) digits is 11809800, while the sum is 57.

The spelling of 53952936960 in words is "fifty-three billion, nine hundred fifty-two million, nine hundred thirty-six thousand, nine hundred sixty".