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13668902 = 213525727
BaseRepresentation
bin110100001001…
…001000100110
3221201110012122
4310021020212
511444401102
61204545542
7224120012
oct64111046
927643178
1013668902
117796715
1246b22b2
132aa7810
141b5b542
1513000a2
hexd09226

13668902 has 8 divisors (see below), whose sum is σ = 22080576. Its totient is φ = 6308712.

The previous prime is 13668881. The next prime is 13668911. The reversal of 13668902 is 20986631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262838 + ... + 262889.

It is an arithmetic number, because the mean of its divisors is an integer number (2760072).

Almost surely, 213668902 is an apocalyptic number.

13668902 is a deficient number, since it is larger than the sum of its proper divisors (8411674).

13668902 is a wasteful number, since it uses less digits than its factorization.

13668902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525742.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 13668902 is about 3697.1478196036. The cubic root of 13668902 is about 239.0990643405.

The spelling of 13668902 in words is "thirteen million, six hundred sixty-eight thousand, nine hundred two".

Divisors: 1 2 13 26 525727 1051454 6834451 13668902