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58402581120 = 27365139629
BaseRepresentation
bin110110011001000100…
…001010101010000000
312120202011202112000000
4312121010022222000
51424102030043440
642455122000000
74135161514542
oct663104125200
9176664675000
1058402581120
112284a809674
12b39aaa6000
135679819210
142b80671692
1517bc3b3730
hexd9910aa80

58402581120 has 448 divisors, whose sum is σ = 225458137800. Its totient is φ = 14374526976.

The previous prime is 58402581119. The next prime is 58402581169. The reversal of 58402581120 is 2118520485.

58402581120 is a `hidden beast` number, since 58 + 4 + 0 + 2 + 581 + 1 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 52719833664 + 5682747456 = 229608^2 + 75384^2 .

It is a super-3 number, since 3×584025811203 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 55 ways as a sum of consecutive naturals, for example, 6060466 + ... + 6070094.

Almost surely, 258402581120 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 58402581120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112729068900).

58402581120 is an abundant number, since it is smaller than the sum of its proper divisors (167055556680).

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

58402581120 is an equidigital number, since it uses as much as digits as its factorization.

58402581120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9679 (or 9652 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The spelling of 58402581120 in words is "fifty-eight billion, four hundred two million, five hundred eighty-one thousand, one hundred twenty".