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13054115124 = 2232362614309
BaseRepresentation
bin11000010100001010…
…11111110100110100
31020200202121202110100
430022011133310310
5203213323140444
65555202554100
7641331101451
oct141205376464
936622552410
1013054115124
1155997869a6
122643968930
13130066b19b
148bba14828
15516090e69
hex30a15fd34

13054115124 has 18 divisors (see below), whose sum is σ = 32997902210. Its totient is φ = 4351371696.

The previous prime is 13054115111. The next prime is 13054115143. The reversal of 13054115124 is 42151145031.

13054115124 is a `hidden beast` number, since 130 + 5 + 4 + 11 + 512 + 4 = 666.

13054115124 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 only one way, i.e., 6826064400 + 6228050724 = 82620^2 + 78918^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 181307119 + ... + 181307190.

Almost surely, 213054115124 is an apocalyptic number.

It is an amenable number.

13054115124 is an abundant number, since it is smaller than the sum of its proper divisors (19943787086).

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

13054115124 is a wasteful number, since it uses less digits than its factorization.

13054115124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362614319 (or 362614314 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 13054115124 in words is "thirteen billion, fifty-four million, one hundred fifteen thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 362614309 725228618 1087842927 1450457236 2175685854 3263528781 4351371708 6527057562 13054115124