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10681717 = 82312979
BaseRepresentation
bin101000101111…
…110101110101
3202002200120011
4220233311311
510213303332
61020540221
7156536014
oct50576565
922080504
1010681717
116036372
1236b1671
13229cc57
1415c0a7b
15e0ee47
hexa2fd75

10681717 has 4 divisors (see below), whose sum is σ = 10695520. Its totient is φ = 10667916.

The previous prime is 10681711. The next prime is 10681747. The reversal of 10681717 is 71718601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10681717 is a prime.

It is a super-2 number, since 2×106817172 = 228198156136178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10681711) 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, 5667 + ... + 7312.

It is an arithmetic number, because the mean of its divisors is an integer number (2673880).

Almost surely, 210681717 is an apocalyptic number.

It is an amenable number.

10681717 is a deficient number, since it is larger than the sum of its proper divisors (13803).

10681717 is an equidigital number, since it uses as much as digits as its factorization.

10681717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13802.

The product of its (nonzero) digits is 2352, while the sum is 31.

The square root of 10681717 is about 3268.2896138500. The cubic root of 10681717 is about 220.2319660748.

The spelling of 10681717 in words is "ten million, six hundred eighty-one thousand, seven hundred seventeen".

Divisors: 1 823 12979 10681717