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10679969 = 11394513
BaseRepresentation
bin101000101111…
…011010100001
3202002121011102
4220233122201
510213224334
61020524145
7156530636
oct50573241
922077142
1010679969
116035023
1236b0655
13229c211
1415c018d
15e0e67e
hexa2f6a1

10679969 has 4 divisors (see below), whose sum is σ = 10774596. Its totient is φ = 10585344.

The previous prime is 10679899. The next prime is 10679983. The reversal of 10679969 is 96997601.

It is a happy number.

10679969 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96997601 = 234217287.

It can be written as a sum of positive squares in 2 ways, for example, as 4243600 + 6436369 = 2060^2 + 2537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10679969 is a prime.

It is a super-2 number, since 2×106799692 = 228123475681922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10679989) 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, 47144 + ... + 47369.

It is an arithmetic number, because the mean of its divisors is an integer number (2693649).

Almost surely, 210679969 is an apocalyptic number.

It is an amenable number.

10679969 is a deficient number, since it is larger than the sum of its proper divisors (94627).

10679969 is an equidigital number, since it uses as much as digits as its factorization.

10679969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94626.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 10679969 is about 3268.0221847472. The cubic root of 10679969 is about 220.2199521986.

The spelling of 10679969 in words is "ten million, six hundred seventy-nine thousand, nine hundred sixty-nine".

Divisors: 1 113 94513 10679969