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57990951200 = 25527213113797
BaseRepresentation
bin110110000000100001…
…111011000100100000
312112200111012112220102
4312000201323010200
51422231140414300
642350215201532
74122032644400
oct660041730440
9175614175812
1057990951200
112265941aa56
12b2a50762a8
135612465210
142b41b20800
1517961a40d5
hexd8087b120

57990951200 has 216 divisors, whose sum is σ = 177353500212. Its totient is φ = 18353018880.

The previous prime is 57990951199. The next prime is 57990951211. The reversal of 57990951200 is 215909975.

It can be written as a sum of positive squares in 6 ways, for example, as 5030213776 + 52960737424 = 70924^2 + 230132^2 .

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 35 ways as a sum of consecutive naturals, for example, 452702 + ... + 566498.

Almost surely, 257990951200 is an apocalyptic number.

57990951200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57990951200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88676750106).

57990951200 is an abundant number, since it is smaller than the sum of its proper divisors (119362549012).

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

57990951200 is a wasteful number, since it uses less digits than its factorization.

57990951200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113844 (or 113824 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 47.

The spelling of 57990951200 in words is "fifty-seven billion, nine hundred ninety million, nine hundred fifty-one thousand, two hundred".