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13083407 = 20896263
BaseRepresentation
bin110001111010…
…001100001111
3220121201001122
4301322030033
511322132112
61144231155
7216131021
oct61721417
926551048
1013083407
117426837
12446b4bb
13293117c
141a48011
151236872
hexc7a30f

13083407 has 4 divisors (see below), whose sum is σ = 13091760. Its totient is φ = 13075056.

The previous prime is 13083401. The next prime is 13083409. The reversal of 13083407 is 70438031.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13083407 - 24 = 13083391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13083401) 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 3 ways as a sum of consecutive naturals, for example, 1043 + ... + 5220.

It is an arithmetic number, because the mean of its divisors is an integer number (3272940).

Almost surely, 213083407 is an apocalyptic number.

13083407 is a deficient number, since it is larger than the sum of its proper divisors (8353).

13083407 is an equidigital number, since it uses as much as digits as its factorization.

13083407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8352.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 13083407 is about 3617.0992521633. The cubic root of 13083407 is about 235.6352632219.

The spelling of 13083407 in words is "thirteen million, eighty-three thousand, four hundred seven".

Divisors: 1 2089 6263 13083407