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13089274 = 2112272621
BaseRepresentation
bin110001111011…
…100111111010
3220122000002221
4301323213322
511322324044
61144314254
7216154102
oct61734772
926560087
1013089274
117430190
12447298a
132933a43
141a4a202
151238484
hexc7b9fa

13089274 has 16 divisors (see below), whose sum is σ = 21521376. Its totient is φ = 5921200.

The previous prime is 13089229. The next prime is 13089281. The reversal of 13089274 is 47298031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3684 + ... + 6304.

It is an arithmetic number, because the mean of its divisors is an integer number (1345086).

Almost surely, 213089274 is an apocalyptic number.

13089274 is a deficient number, since it is larger than the sum of its proper divisors (8432102).

13089274 is a wasteful number, since it uses less digits than its factorization.

13089274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 13089274 is about 3617.9101702502. The cubic root of 13089274 is about 235.6704799788.

The spelling of 13089274 in words is "thirteen million, eighty-nine thousand, two hundred seventy-four".

Divisors: 1 2 11 22 227 454 2497 2621 4994 5242 28831 57662 594967 1189934 6544637 13089274