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10679769 = 34131849
BaseRepresentation
bin101000101111…
…010111011001
3202002120220000
4220233113121
510213223034
61020523213
7156530232
oct50572731
922076800
1010679769
116034961
1236b0509
13229c0b9
1415c0089
15e0e599
hexa2f5d9

10679769 has 10 divisors (see below), whose sum is σ = 15953850. Its totient is φ = 7119792.

The previous prime is 10679759. The next prime is 10679771. The reversal of 10679769 is 96797601.

It can be written as a sum of positive squares in only one way, i.e., 5817744 + 4862025 = 2412^2 + 2205^2 .

It is not a de Polignac number, because 10679769 - 25 = 10679737 is a prime.

It is a super-2 number, since 2×106797692 = 228114931786722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10679719) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 65844 + ... + 66005.

It is an arithmetic number, because the mean of its divisors is an integer number (1595385).

Almost surely, 210679769 is an apocalyptic number.

It is an amenable number.

10679769 is a deficient number, since it is larger than the sum of its proper divisors (5274081).

10679769 is an equidigital number, since it uses as much as digits as its factorization.

10679769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131861 (or 131852 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 10679769 is about 3267.9915850565. The cubic root of 10679769 is about 220.2185775297.

The spelling of 10679769 in words is "ten million, six hundred seventy-nine thousand, seven hundred sixty-nine".

Divisors: 1 3 9 27 81 131849 395547 1186641 3559923 10679769