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13412511 = 327212897
BaseRepresentation
bin110011001010…
…100010011111
3221020102111200
4303022202133
511413200021
61155250543
7222001350
oct63124237
927212450
1013412511
117631022
1245a9a53
132a17bc8
141ad1d27
15129e126
hexcca89f

13412511 has 12 divisors (see below), whose sum is σ = 22141392. Its totient is φ = 7664256.

The previous prime is 13412501. The next prime is 13412513. The reversal of 13412511 is 11521431.

13412511 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13412511 - 26 = 13412447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13412513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106386 + ... + 106511.

It is an arithmetic number, because the mean of its divisors is an integer number (1845116).

Almost surely, 213412511 is an apocalyptic number.

13412511 is a deficient number, since it is larger than the sum of its proper divisors (8728881).

13412511 is a wasteful number, since it uses less digits than its factorization.

13412511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212910 (or 212907 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 13412511 is about 3662.3095172309. The cubic root of 13412511 is about 237.5946717677.

Adding to 13412511 its reverse (11521431), we get a palindrome (24933942).

The spelling of 13412511 in words is "thirteen million, four hundred twelve thousand, five hundred eleven".

Divisors: 1 3 7 9 21 63 212897 638691 1490279 1916073 4470837 13412511