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10807117 = 31873391
BaseRepresentation
bin101001001110…
…011101001101
3202100001120121
4221032131031
510231311432
61023344541
7160600426
oct51163515
922301517
1010807117
116111602
123752151
132315059
14161464d
15e37197
hexa4e74d

10807117 has 4 divisors (see below), whose sum is σ = 10813696. Its totient is φ = 10800540.

The previous prime is 10807099. The next prime is 10807129. The reversal of 10807117 is 71170801.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10807117 - 27 = 10806989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10807091 and 10807100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10807157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492 + ... + 4882.

It is an arithmetic number, because the mean of its divisors is an integer number (2703424).

Almost surely, 210807117 is an apocalyptic number.

It is an amenable number.

10807117 is a deficient number, since it is larger than the sum of its proper divisors (6579).

10807117 is an equidigital number, since it uses as much as digits as its factorization.

10807117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6578.

The product of its (nonzero) digits is 392, while the sum is 25.

The square root of 10807117 is about 3287.4179837678. The cubic root of 10807117 is about 221.0904334276.

Adding to 10807117 its reverse (71170801), we get a palindrome (81977918).

The spelling of 10807117 in words is "ten million, eight hundred seven thousand, one hundred seventeen".

Divisors: 1 3187 3391 10807117