Search a number
-
+
57990301600 = 25527114122961
BaseRepresentation
bin110110000000011111…
…011100011110100000
312112200102222112211011
4312000133130132200
51422231004122400
642350153230304
74122024300460
oct660037343640
9175612875734
1057990301600
11226590169a0
12b2a4a02394
13561229863a
142b419d1ba0
1517960c68ba
hexd807dc7a0

57990301600 has 288 divisors, whose sum is σ = 180814177152. Its totient is φ = 17633280000.

The previous prime is 57990301597. The next prime is 57990301609. The reversal of 57990301600 is 610309975.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (57990301609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2514120 + ... + 2537080.

It is an arithmetic number, because the mean of its divisors is an integer number (627827004).

Almost surely, 257990301600 is an apocalyptic number.

57990301600 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 57990301600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90407088576).

57990301600 is an abundant number, since it is smaller than the sum of its proper divisors (122823875552).

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

57990301600 is a wasteful number, since it uses less digits than its factorization.

57990301600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23040 (or 23027 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 40.

The spelling of 57990301600 in words is "fifty-seven billion, nine hundred ninety million, three hundred one thousand, six hundred".