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13089053 = 67195359
BaseRepresentation
bin110001111011…
…100100011101
3220121222210202
4301323210131
511322322203
61144313245
7216153335
oct61734435
926558722
1013089053
11742aaaa
124472825
132933903
141a4a0c5
151238388
hexc7b91d

13089053 has 4 divisors (see below), whose sum is σ = 13284480. Its totient is φ = 12893628.

The previous prime is 13089019. The next prime is 13089059. The reversal of 13089053 is 35098031.

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: 35098031 = 53662227.

It is a cyclic number.

It is not a de Polignac number, because 13089053 - 28 = 13088797 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 (13089059) 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, 97613 + ... + 97746.

It is an arithmetic number, because the mean of its divisors is an integer number (3321120).

Almost surely, 213089053 is an apocalyptic number.

It is an amenable number.

13089053 is a deficient number, since it is larger than the sum of its proper divisors (195427).

13089053 is an equidigital number, since it uses as much as digits as its factorization.

13089053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195426.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 13089053 is about 3617.8796276272. The cubic root of 13089053 is about 235.6691536137.

The spelling of 13089053 in words is "thirteen million, eighty-nine thousand, fifty-three".

Divisors: 1 67 195359 13089053