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13088841 = 34362947
BaseRepresentation
bin110001111011…
…100001001001
3220121222111220
4301323201021
511322320331
61144312253
7216152613
oct61734111
926558456
1013088841
11742a927
124472689
13293379c
141a49db3
151238296
hexc7b849

13088841 has 4 divisors (see below), whose sum is σ = 17451792. Its totient is φ = 8725892.

The previous prime is 13088839. The next prime is 13088857. The reversal of 13088841 is 14888031.

It is a happy number.

13088841 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14888031 = 34962677.

It is a cyclic number.

It is not a de Polignac number, because 13088841 - 21 = 13088839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13081841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181471 + ... + 2181476.

It is an arithmetic number, because the mean of its divisors is an integer number (4362948).

Almost surely, 213088841 is an apocalyptic number.

It is an amenable number.

13088841 is a deficient number, since it is larger than the sum of its proper divisors (4362951).

13088841 is an equidigital number, since it uses as much as digits as its factorization.

13088841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362950.

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 13088841 is about 3617.8503285791. The cubic root of 13088841 is about 235.6678812494.

The spelling of 13088841 in words is "thirteen million, eighty-eight thousand, eight hundred forty-one".

Divisors: 1 3 4362947 13088841