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15131425153 = 131361855221
BaseRepresentation
bin11100001011110011…
…10011100110000001
31110001112110001002211
432011321303212001
5221442121101103
610541250542121
71043653664065
oct160571634601
943045401084
1015131425153
116465327749
122b23597941
131571b43410
14a37875aa5
155d862536d
hex385e73981

15131425153 has 8 divisors (see below), whose sum is σ = 16307373096. Its totient is φ = 13957190400.

The previous prime is 15131425129. The next prime is 15131425201. The reversal of 15131425153 is 35152413151.

15131425153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 213978384 + 14917446769 = 14628^2 + 122137^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15131425153 - 29 = 15131424641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15131425753) 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 7 ways as a sum of consecutive naturals, for example, 409918 + ... + 445303.

It is an arithmetic number, because the mean of its divisors is an integer number (2038421637).

Almost surely, 215131425153 is an apocalyptic number.

15131425153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

15131425153 is a deficient number, since it is larger than the sum of its proper divisors (1175947943).

15131425153 is a wasteful number, since it uses less digits than its factorization.

15131425153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856595.

The product of its digits is 9000, while the sum is 31.

The spelling of 15131425153 in words is "fifteen billion, one hundred thirty-one million, four hundred twenty-five thousand, one hundred fifty-three".

Divisors: 1 13 1361 17693 855221 11117873 1163955781 15131425153