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13670683 = 131051591
BaseRepresentation
bin110100001001…
…100100011011
3221201112122121
4310021210123
511444430213
61205002111
7224125135
oct64114433
927645577
1013670683
117797a94
1246b3337
132aa8580
141b5c055
15130088d
hexd0991b

13670683 has 4 divisors (see below), whose sum is σ = 14722288. Its totient is φ = 12619080.

The previous prime is 13670651. The next prime is 13670707. The reversal of 13670683 is 38607631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13670683 - 25 = 13670651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13670623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525783 + ... + 525808.

It is an arithmetic number, because the mean of its divisors is an integer number (3680572).

Almost surely, 213670683 is an apocalyptic number.

13670683 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13670683 is a deficient number, since it is larger than the sum of its proper divisors (1051605).

13670683 is a wasteful number, since it uses less digits than its factorization.

13670683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051604.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 13670683 is about 3697.3886731043. The cubic root of 13670683 is about 239.1094484211.

The spelling of 13670683 in words is "thirteen million, six hundred seventy thousand, six hundred eighty-three".

Divisors: 1 13 1051591 13670683