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13097814 = 2310492081
BaseRepresentation
bin110001111101…
…101101010110
3220122102211020
4301331231112
511323112224
61144422010
7216221022
oct61755526
926572736
1013097814
117436644
124477906
1329378b2
141a4d382
15123ac79
hexc7db56

13097814 has 16 divisors (see below), whose sum is σ = 26233200. Its totient is φ = 4359680.

The previous prime is 13097809. The next prime is 13097857. The reversal of 13097814 is 41879031.

It is a Curzon number.

It is a congruent number.

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, 5254 + ... + 7334.

It is an arithmetic number, because the mean of its divisors is an integer number (1639575).

Almost surely, 213097814 is an apocalyptic number.

13097814 is an abundant number, since it is smaller than the sum of its proper divisors (13135386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13097814 is a wasteful number, since it uses less digits than its factorization.

13097814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3135.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 13097814 is about 3619.0902171678. The cubic root of 13097814 is about 235.7217226566.

The spelling of 13097814 in words is "thirteen million, ninety-seven thousand, eight hundred fourteen".

Divisors: 1 2 3 6 1049 2081 2098 3147 4162 6243 6294 12486 2182969 4365938 6548907 13097814