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23303011323 = 37767670441
BaseRepresentation
bin10101101100111101…
…111011101111111011
32020011000201121222110
4111230331323233323
5340211032330243
614412200223403
71453320220344
oct255475735773
966130647873
1023303011323
119978a40349
12462416ab63
132274aa27c7
1411b0c470cb
15915c15e33
hex56cf7bbfb

23303011323 has 4 divisors (see below), whose sum is σ = 31070681768. Its totient is φ = 15535340880.

The previous prime is 23303011279. The next prime is 23303011331. The reversal of 23303011323 is 32311030332.

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

It is not a de Polignac number, because 23303011323 - 218 = 23302749179 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 23303011323.

It is not an unprimeable number, because it can be changed into a prime (23303011343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3883835218 + ... + 3883835223.

It is an arithmetic number, because the mean of its divisors is an integer number (7767670442).

Almost surely, 223303011323 is an apocalyptic number.

23303011323 is a deficient number, since it is larger than the sum of its proper divisors (7767670445).

23303011323 is an equidigital number, since it uses as much as digits as its factorization.

23303011323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7767670444.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23303011323 its reverse (32311030332), we get a palindrome (55614041655).

The spelling of 23303011323 in words is "twenty-three billion, three hundred three million, eleven thousand, three hundred twenty-three".

Divisors: 1 3 7767670441 23303011323