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13121096 = 231986323
BaseRepresentation
bin110010000011…
…011001001000
3220200121202112
4302003121020
511324333341
61145121452
7216345632
oct62033110
926617675
1013121096
11745208a
124489288
132945381
141a57a52
151242aeb
hexc83648

13121096 has 16 divisors (see below), whose sum is σ = 25897200. Its totient is φ = 6215184.

The previous prime is 13121083. The next prime is 13121099. The reversal of 13121096 is 69012131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13121099) 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, 43010 + ... + 43313.

It is an arithmetic number, because the mean of its divisors is an integer number (1618575).

Almost surely, 213121096 is an apocalyptic number.

It is an amenable number.

13121096 is a deficient number, since it is larger than the sum of its proper divisors (12776104).

13121096 is a wasteful number, since it uses less digits than its factorization.

13121096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86348 (or 86344 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 13121096 is about 3622.3053432862. The cubic root of 13121096 is about 235.8613089159.

The spelling of 13121096 in words is "thirteen million, one hundred twenty-one thousand, ninety-six".

Divisors: 1 2 4 8 19 38 76 152 86323 172646 345292 690584 1640137 3280274 6560548 13121096