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5113361520 = 24355377109
BaseRepresentation
bin1001100001100011…
…11011010001110000
3111012100200200100000
410300301323101300
540433010032040
62203221030000
7240466566351
oct46061732160
914170620300
105113361520
1121943a5213
12ba8555300
136364a0007
1436716dd28
151edd9a130
hex130c7b470

5113361520 has 240 divisors, whose sum is σ = 18292266720. Its totient is φ = 1326523392.

The previous prime is 5113361509. The next prime is 5113361521. The reversal of 5113361520 is 251633115.

5113361520 is a `hidden beast` number, since 5 + 1 + 133 + 6 + 1 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×51133615202 = 52292932068433420800, which contains 22 as substring.

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

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5113361521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 715726 + ... + 722834.

It is an arithmetic number, because the mean of its divisors is an integer number (76217778).

Almost surely, 25113361520 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 5113361520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9146133360).

5113361520 is an abundant number, since it is smaller than the sum of its proper divisors (13178905200).

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

5113361520 is a wasteful number, since it uses less digits than its factorization.

5113361520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7174 (or 7156 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 5113361520 is about 71507.7724446790. The cubic root of 5113361520 is about 1722.8025250801.

Adding to 5113361520 its reverse (251633115), we get a palindrome (5364994635).

The spelling of 5113361520 in words is "five billion, one hundred thirteen million, three hundred sixty-one thousand, five hundred twenty".