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13042683 = 321989857
BaseRepresentation
bin110001110000…
…001111111011
3220112122012100
4301300033323
511314331213
61143314443
7215601213
oct61601773
926478170
1013042683
1173a9185
12444ba23
132918784
141a37243
151229773
hexc703fb

13042683 has 24 divisors (see below), whose sum is σ = 20077200. Its totient is φ = 8135424.

The previous prime is 13042681. The next prime is 13042693. The reversal of 13042683 is 38624031.

It is a happy number.

It is not a de Polignac number, because 13042683 - 21 = 13042681 is a prime.

It is a super-2 number, since 2×130426832 = 340223159676978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13042681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14791 + ... + 15647.

It is an arithmetic number, because the mean of its divisors is an integer number (836550).

Almost surely, 213042683 is an apocalyptic number.

13042683 is a deficient number, since it is larger than the sum of its proper divisors (7034517).

13042683 is a wasteful number, since it uses less digits than its factorization.

13042683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971 (or 968 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 13042683 is about 3611.4654920129. The cubic root of 13042683 is about 235.3905261531.

The spelling of 13042683 in words is "thirteen million, forty-two thousand, six hundred eighty-three".

Divisors: 1 3 9 19 57 89 171 267 801 857 1691 2571 5073 7713 15219 16283 48849 76273 146547 228819 686457 1449187 4347561 13042683