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13412013 = 323194377
BaseRepresentation
bin110011001010…
…011010101101
3221020101211020
4303022122231
511413141023
61155244353
7222000036
oct63123255
927211736
1013412013
11763070a
1245a96b9
132a17904
141ad1a8d
15129dde3
hexcca6ad

13412013 has 8 divisors (see below), whose sum is σ = 18660288. Its totient is φ = 8552544.

The previous prime is 13412011. The next prime is 13412017. The reversal of 13412013 is 31021431.

13412013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13412013 - 21 = 13412011 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13411983 and 13412001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13412011) 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 7 ways as a sum of consecutive naturals, for example, 97120 + ... + 97257.

It is an arithmetic number, because the mean of its divisors is an integer number (2332536).

Almost surely, 213412013 is an apocalyptic number.

It is an amenable number.

13412013 is a deficient number, since it is larger than the sum of its proper divisors (5248275).

13412013 is a wasteful number, since it uses less digits than its factorization.

13412013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194403.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 13412013 is about 3662.2415267156. The cubic root of 13412013 is about 237.5917311399.

Adding to 13412013 its reverse (31021431), we get a palindrome (44433444).

The spelling of 13412013 in words is "thirteen million, four hundred twelve thousand, thirteen".

Divisors: 1 3 23 69 194377 583131 4470671 13412013