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12413665 = 511792857
BaseRepresentation
bin101111010110…
…101011100001
3212100200100101
4233112223201
511134214130
61122022401
7210341305
oct57265341
925320311
1012413665
117009630
1241a7a01
132758384
141911d05
1511531ca
hexbd6ae1

12413665 has 16 divisors (see below), whose sum is σ = 16462080. Its totient is φ = 8910720.

The previous prime is 12413657. The next prime is 12413701. The reversal of 12413665 is 56631421.

It is not a de Polignac number, because 12413665 - 23 = 12413657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2917 + ... + 5773.

It is an arithmetic number, because the mean of its divisors is an integer number (1028880).

Almost surely, 212413665 is an apocalyptic number.

It is an amenable number.

12413665 is a deficient number, since it is larger than the sum of its proper divisors (4048415).

12413665 is a wasteful number, since it uses less digits than its factorization.

12413665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2952.

The product of its digits is 4320, while the sum is 28.

The square root of 12413665 is about 3523.3031376820. The cubic root of 12413665 is about 231.5438980548.

The spelling of 12413665 in words is "twelve million, four hundred thirteen thousand, six hundred sixty-five".

Divisors: 1 5 11 55 79 395 869 2857 4345 14285 31427 157135 225703 1128515 2482733 12413665