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5015145460 = 2251319289021
BaseRepresentation
bin1001010101110110…
…10000101111110100
3110221111212210020011
410222323100233310
540232334123320
62145351550004
7235165014223
oct45273205764
913844783204
105015145460
112143a12016
12b7b68b304
1361c0324c0
143580c4cba
151e544905a
hex12aed0bf4

5015145460 has 24 divisors (see below), whose sum is σ = 11341944936. Its totient is φ = 1851745920.

The previous prime is 5015145431. The next prime is 5015145463. The reversal of 5015145460 is 645415105.

It can be written as a sum of positive squares in 4 ways, for example, as 331385616 + 4683759844 = 18204^2 + 68438^2 .

It is a super-2 number, since 2×50151454602 = 50303367969917223200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5015145463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9644251 + ... + 9644770.

It is an arithmetic number, because the mean of its divisors is an integer number (472581039).

Almost surely, 25015145460 is an apocalyptic number.

It is an amenable number.

5015145460 is an abundant number, since it is smaller than the sum of its proper divisors (6326799476).

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

5015145460 is a wasteful number, since it uses less digits than its factorization.

5015145460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19289043 (or 19289041 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 5015145460 is about 70817.6917161242. The cubic root of 5015145460 is about 1711.7007644567.

The spelling of 5015145460 in words is "five billion, fifteen million, one hundred forty-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 19289021 38578042 77156084 96445105 192890210 250757273 385780420 501514546 1003029092 1253786365 2507572730 5015145460