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23085407 = 23399079
BaseRepresentation
bin101100000010…
…0000101011111
31121102212020002
41120010011133
521402213112
62142444515
7400136252
oct130040537
947385202
1023085407
1112038454
12789373b
134a23907
1430cd099
1520601c2
hex160415f

23085407 has 4 divisors (see below), whose sum is σ = 23184720. Its totient is φ = 22986096.

The previous prime is 23085397. The next prime is 23085427. The reversal of 23085407 is 70458032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23085407 - 218 = 22823263 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 23085407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23085427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49307 + ... + 49772.

It is an arithmetic number, because the mean of its divisors is an integer number (5796180).

Almost surely, 223085407 is an apocalyptic number.

23085407 is a deficient number, since it is larger than the sum of its proper divisors (99313).

23085407 is an equidigital number, since it uses as much as digits as its factorization.

23085407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99312.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 23085407 is about 4804.7275677191. The cubic root of 23085407 is about 284.7382720802.

The spelling of 23085407 in words is "twenty-three million, eighty-five thousand, four hundred seven".

Divisors: 1 233 99079 23085407