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53015514120 = 2335541151881
BaseRepresentation
bin110001010111111110…
…001000110000001000
312001211202001011100000
4301113332020300020
51332033432422440
640204402243000
73554526302052
oct612776106010
9161752034300
1053015514120
112053596a488
12a336956460
134ccb7268ca
1427cd0148d2
1515a44a0730
hexc57f88c08

53015514120 has 384 divisors, whose sum is σ = 184461338880. Its totient is φ = 13685760000.

The previous prime is 53015514061. The next prime is 53015514137. The reversal of 53015514120 is 2141551035.

53015514120 is a `hidden beast` number, since 53 + 0 + 1 + 551 + 41 + 20 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60176080 + ... + 60176960.

It is an arithmetic number, because the mean of its divisors is an integer number (480368070).

Almost surely, 253015514120 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 53015514120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92230669440).

53015514120 is an abundant number, since it is smaller than the sum of its proper divisors (131445824760).

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

53015514120 is a wasteful number, since it uses less digits than its factorization.

53015514120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 53015514120 in words is "fifty-three billion, fifteen million, five hundred fourteen thousand, one hundred twenty".