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13268293 = 61443491
BaseRepresentation
bin110010100111…
…010101000101
3220222002200021
4302213111011
511344041133
61152215141
7220531033
oct62472505
926862607
1013268293
117542735
12453a4b1
13299737c
141a95553
15127152d
hexca7545

13268293 has 8 divisors (see below), whose sum is σ = 13543776. Its totient is φ = 12994800.

The previous prime is 13268249. The next prime is 13268323. The reversal of 13268293 is 39286231.

It is a happy number.

13268293 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 13268293 - 29 = 13267781 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 (13268393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26778 + ... + 27268.

It is an arithmetic number, because the mean of its divisors is an integer number (1692972).

Almost surely, 213268293 is an apocalyptic number.

It is an amenable number.

13268293 is a deficient number, since it is larger than the sum of its proper divisors (275483).

13268293 is an equidigital number, since it uses as much as digits as its factorization.

13268293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995.

The product of its digits is 15552, while the sum is 34.

The square root of 13268293 is about 3642.5668147613. The cubic root of 13268293 is about 236.7400224458.

The spelling of 13268293 in words is "thirteen million, two hundred sixty-eight thousand, two hundred ninety-three".

Divisors: 1 61 443 491 27023 29951 217513 13268293