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23082685 = 5172311807
BaseRepresentation
bin101100000001…
…1011010111101
31121102201111021
41120003122331
521402121220
62142424141
7400125313
oct130033275
947381437
1023082685
11120363aa
127892051
134a225c2
1430cc0b3
15205e4aa
hex16036bd

23082685 has 16 divisors (see below), whose sum is σ = 30606336. Its totient is φ = 16622848.

The previous prime is 23082677. The next prime is 23082707. The reversal of 23082685 is 58628032.

It is a cyclic number.

It is not a de Polignac number, because 23082685 - 23 = 23082677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23082685.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3949 + ... + 7858.

It is an arithmetic number, because the mean of its divisors is an integer number (1912896).

Almost surely, 223082685 is an apocalyptic number.

It is an amenable number.

23082685 is a deficient number, since it is larger than the sum of its proper divisors (7523651).

23082685 is a wasteful number, since it uses less digits than its factorization.

23082685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11852.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 23082685 is about 4804.4442966903. Note that the first 3 decimals coincide. The cubic root of 23082685 is about 284.7270804785.

The spelling of 23082685 in words is "twenty-three million, eighty-two thousand, six hundred eighty-five".

Divisors: 1 5 17 23 85 115 391 1955 11807 59035 200719 271561 1003595 1357805 4616537 23082685