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13096385 = 52619277
BaseRepresentation
bin110001111101…
…010111000001
3220122100212022
4301331113001
511323041020
61144411225
7216213611
oct61752701
926570768
1013096385
117435565
124476b15
132937053
141a4ca41
15123a625
hexc7d5c1

13096385 has 4 divisors (see below), whose sum is σ = 15715668. Its totient is φ = 10477104.

The previous prime is 13096379. The next prime is 13096387. The reversal of 13096385 is 58369031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7929856 + 5166529 = 2816^2 + 2273^2 .

It is a cyclic number.

It is not a de Polignac number, because 13096385 - 28 = 13096129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13096387) 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, 1309634 + ... + 1309643.

It is an arithmetic number, because the mean of its divisors is an integer number (3928917).

Almost surely, 213096385 is an apocalyptic number.

It is an amenable number.

13096385 is a deficient number, since it is larger than the sum of its proper divisors (2619283).

13096385 is an equidigital number, since it uses as much as digits as its factorization.

13096385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619282.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 13096385 is about 3618.8927864749. The cubic root of 13096385 is about 235.7131497606.

The spelling of 13096385 in words is "thirteen million, ninety-six thousand, three hundred eighty-five".

Divisors: 1 5 2619277 13096385