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23085653 = 294311847
BaseRepresentation
bin101100000010…
…0001001010101
31121102212120012
41120010021111
521402220103
62142450005
7400140053
oct130041125
947385505
1023085653
1112038658
127893905
134a23a66
1430cd1d3
1520602d8
hex1604255

23085653 has 8 divisors (see below), whose sum is σ = 23950080. Its totient is φ = 22225840.

The previous prime is 23085649. The next prime is 23085659. The reversal of 23085653 is 35658032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23085653 - 22 = 23085649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23085659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11576 + ... + 13422.

It is an arithmetic number, because the mean of its divisors is an integer number (2993760).

Almost surely, 223085653 is an apocalyptic number.

It is an amenable number.

23085653 is a deficient number, since it is larger than the sum of its proper divisors (864427).

23085653 is a wasteful number, since it uses less digits than its factorization.

23085653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 23085653 is about 4804.7531674374. The cubic root of 23085653 is about 284.7392834748.

The spelling of 23085653 in words is "twenty-three million, eighty-five thousand, six hundred fifty-three".

Divisors: 1 29 431 1847 12499 53563 796057 23085653