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13089068 = 2231105557
BaseRepresentation
bin110001111011…
…100100101100
3220121222211022
4301323210230
511322322233
61144313312
7216153356
oct61734454
926558738
1013089068
117430013
124472838
132933915
141a4a0d6
151238398
hexc7b92c

13089068 has 12 divisors (see below), whose sum is σ = 23644992. Its totient is φ = 6333360.

The previous prime is 13089059. The next prime is 13089101. The reversal of 13089068 is 86098031.

It is a super-2 number, since 2×130890682 = 342647402217248, which contains 22 as substring.

It is an unprimeable number.

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, 52655 + ... + 52902.

It is an arithmetic number, because the mean of its divisors is an integer number (1970416).

Almost surely, 213089068 is an apocalyptic number.

It is an amenable number.

13089068 is a deficient number, since it is larger than the sum of its proper divisors (10555924).

13089068 is a wasteful number, since it uses less digits than its factorization.

13089068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105592 (or 105590 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 13089068 is about 3617.8817006641. The cubic root of 13089068 is about 235.6692436390.

It can be divided in two parts, 130 and 89068, that added together give a palindrome (89198).

The spelling of 13089068 in words is "thirteen million, eighty-nine thousand, sixty-eight".

Divisors: 1 2 4 31 62 124 105557 211114 422228 3272267 6544534 13089068