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12713683 = 26348341
BaseRepresentation
bin110000011111…
…111011010011
3212220220220011
4300133323103
511223314213
61132255351
7213031063
oct60377323
925826804
1012713683
1171a3a84
124311557
132831ab8
14198d3a3
1511b203d
hexc1fed3

12713683 has 4 divisors (see below), whose sum is σ = 12762288. Its totient is φ = 12665080.

The previous prime is 12713677. The next prime is 12713713. The reversal of 12713683 is 38631721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38631721 = 239161639.

It is a cyclic number.

It is not a de Polignac number, because 12713683 - 217 = 12582611 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12713663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23908 + ... + 24433.

It is an arithmetic number, because the mean of its divisors is an integer number (3190572).

Almost surely, 212713683 is an apocalyptic number.

12713683 is a deficient number, since it is larger than the sum of its proper divisors (48605).

12713683 is an equidigital number, since it uses as much as digits as its factorization.

12713683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48604.

The product of its digits is 6048, while the sum is 31.

The square root of 12713683 is about 3565.6251906223. The cubic root of 12713683 is about 233.3944150745.

The spelling of 12713683 in words is "twelve million, seven hundred thirteen thousand, six hundred eighty-three".

Divisors: 1 263 48341 12713683