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13472713 = 103912967
BaseRepresentation
bin110011011001…
…001111001001
3221100111002101
4303121033021
511422111323
61200433401
7222342022
oct63311711
927314071
1013472713
117672281
124618861
132a39427
141b09c49
1512b1dad
hexcd93c9

13472713 has 4 divisors (see below), whose sum is σ = 13486720. Its totient is φ = 13458708.

The previous prime is 13472707. The next prime is 13472737. The reversal of 13472713 is 31727431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13472713 - 25 = 13472681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13472743) 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, 5445 + ... + 7522.

It is an arithmetic number, because the mean of its divisors is an integer number (3371680).

Almost surely, 213472713 is an apocalyptic number.

It is an amenable number.

13472713 is a deficient number, since it is larger than the sum of its proper divisors (14007).

13472713 is a wasteful number, since it uses less digits than its factorization.

13472713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14006.

The product of its digits is 3528, while the sum is 28.

The square root of 13472713 is about 3670.5194455281. The cubic root of 13472713 is about 237.9496221315.

Adding to 13472713 its product of digits (3528), we get a square (13476241 = 36712).

The spelling of 13472713 in words is "thirteen million, four hundred seventy-two thousand, seven hundred thirteen".

Divisors: 1 1039 12967 13472713