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23079065 = 517326681
BaseRepresentation
bin101100000001…
…0100010011001
31121102112112012
41120002202121
521402012230
62142355305
7400111622
oct130024231
947375465
1023079065
1112033709
12788bb35
134a20a69
1430caa49
15205d395
hex1602899

23079065 has 8 divisors (see below), whose sum is σ = 27856008. Its totient is φ = 18355840.

The previous prime is 23079037. The next prime is 23079071. The reversal of 23079065 is 56097032.

It can be written as a sum of positive squares in 4 ways, for example, as 687241 + 22391824 = 829^2 + 4732^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-23079065 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12476 + ... + 14205.

It is an arithmetic number, because the mean of its divisors is an integer number (3482001).

Almost surely, 223079065 is an apocalyptic number.

It is an amenable number.

23079065 is a deficient number, since it is larger than the sum of its proper divisors (4776943).

23079065 is a wasteful number, since it uses less digits than its factorization.

23079065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26859.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 23079065 is about 4804.0675474019. The cubic root of 23079065 is about 284.7121953540.

The spelling of 23079065 in words is "twenty-three million, seventy-nine thousand, sixty-five".

Divisors: 1 5 173 865 26681 133405 4615813 23079065