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13512486054 = 238934772923
BaseRepresentation
bin11001001010110100…
…00010110010100110
31021212201010102011110
430211122002302212
5210133144023204
610112455245450
7655565144034
oct144532026246
937781112143
1013512486054
11580449a851
122751379886
1313746090a2
14922851554
15541434889
hex325682ca6

13512486054 has 32 divisors (see below), whose sum is σ = 27407756160. Its totient is φ = 4440658112.

The previous prime is 13512486019. The next prime is 13512486061. The reversal of 13512486054 is 45068421531.

13512486054 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148837 + ... + 221759.

It is an arithmetic number, because the mean of its divisors is an integer number (856492380).

Almost surely, 213512486054 is an apocalyptic number.

13512486054 is an abundant number, since it is smaller than the sum of its proper divisors (13895270106).

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

13512486054 is a wasteful number, since it uses less digits than its factorization.

13512486054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73364.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 13512486054 in words is "thirteen billion, five hundred twelve million, four hundred eighty-six thousand, fifty-four".

Divisors: 1 2 3 6 89 178 267 347 534 694 1041 2082 30883 61766 72923 92649 145846 185298 218769 437538 6490147 12980294 19470441 25304281 38940882 50608562 75912843 151825686 2252081009 4504162018 6756243027 13512486054