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13660296 = 2331343783
BaseRepresentation
bin110100000111…
…000010001000
3221201000101220
4310013002020
511444112141
61204442040
7224052636
oct64070210
927630356
1013660296
117790201
1246a9320
132aa3920
141b58356
1512ec766
hexd07088

13660296 has 32 divisors (see below), whose sum is σ = 36778560. Its totient is φ = 4203072.

The previous prime is 13660291. The next prime is 13660301. The reversal of 13660296 is 69206631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13660291) and next prime (13660301).

It is not an unprimeable number, because it can be changed into a prime (13660291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21580 + ... + 22203.

It is an arithmetic number, because the mean of its divisors is an integer number (1149330).

Almost surely, 213660296 is an apocalyptic number.

It is an amenable number.

13660296 is an abundant number, since it is smaller than the sum of its proper divisors (23118264).

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

13660296 is a wasteful number, since it uses less digits than its factorization.

13660296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43805 (or 43801 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 13660296 is about 3695.9837661981. The cubic root of 13660296 is about 239.0488745363.

The spelling of 13660296 in words is "thirteen million, six hundred sixty thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 43783 87566 131349 175132 262698 350264 525396 569179 1050792 1138358 1707537 2276716 3415074 4553432 6830148 13660296