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23122232313 = 39779457843
BaseRepresentation
bin10101100010001100…
…010100001111111001
32012200102120002210120
4111202030110033321
5334323242413223
614342221403453
71445663506005
oct254214241771
965612502716
1023122232313
119895996404
124593709589
1322464b818b
141194c29705
15904e06be3
hex5623143f9

23122232313 has 8 divisors (see below), whose sum is σ = 31147474848. Its totient is φ = 15255905664.

The previous prime is 23122232299. The next prime is 23122232317. The reversal of 23122232313 is 31323222132.

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

It is not a de Polignac number, because 23122232313 - 24 = 23122232297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23122232317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39728631 + ... + 39729212.

It is an arithmetic number, because the mean of its divisors is an integer number (3893434356).

Almost surely, 223122232313 is an apocalyptic number.

It is an amenable number.

23122232313 is a deficient number, since it is larger than the sum of its proper divisors (8025242535).

23122232313 is an equidigital number, since it uses as much as digits as its factorization.

23122232313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79457943.

The product of its digits is 2592, while the sum is 24.

Adding to 23122232313 its reverse (31323222132), we get a palindrome (54445454445).

The spelling of 23122232313 in words is "twenty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, three hundred thirteen".

Divisors: 1 3 97 291 79457843 238373529 7707410771 23122232313