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53315580912 = 24311100976479
BaseRepresentation
bin110001101001110110…
…110011001111110000
312002121122200010120220
4301221312303033300
51333142242042122
640254241533040
73565131650256
oct615166631760
9162548603526
1053315580912
112067a28a070
12a3bb344180
135048948c19
14281ac045d6
1515c09c425c
hexc69db33f0

53315580912 has 40 divisors (see below), whose sum is σ = 150253002240. Its totient is φ = 16156236480.

The previous prime is 53315580911. The next prime is 53315580947. The reversal of 53315580912 is 21908551335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53315580911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50487712 + ... + 50488767.

It is an arithmetic number, because the mean of its divisors is an integer number (3756325056).

Almost surely, 253315580912 is an apocalyptic number.

It is an amenable number.

53315580912 is an abundant number, since it is smaller than the sum of its proper divisors (96937421328).

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

53315580912 is a wasteful number, since it uses less digits than its factorization.

53315580912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100976501 (or 100976495 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 53315580912 in words is "fifty-three billion, three hundred fifteen million, five hundred eighty thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 132 176 264 528 100976479 201952958 302929437 403905916 605858874 807811832 1110741269 1211717748 1615623664 2221482538 2423435496 3332223807 4442965076 4846870992 6664447614 8885930152 13328895228 17771860304 26657790456 53315580912