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23313045223 = 131793311171
BaseRepresentation
bin10101101101100100…
…001101011011100111
32020011201121101220101
4111231210031123213
5340221114421343
614413155244531
71453501420606
oct255544153347
966151541811
1023313045223
119983673a26
1246275a9747
132276ba6920
1411b22d9a3d
15916a48e4d
hex56d90d6e7

23313045223 has 4 divisors (see below), whose sum is σ = 25106356408. Its totient is φ = 21519734040.

The previous prime is 23313045221. The next prime is 23313045257. The reversal of 23313045223 is 32254031332.

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 23313045223 - 21 = 23313045221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23313045191 and 23313045200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313045221) 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, 896655573 + ... + 896655598.

It is an arithmetic number, because the mean of its divisors is an integer number (6276589102).

Almost surely, 223313045223 is an apocalyptic number.

23313045223 is a deficient number, since it is larger than the sum of its proper divisors (1793311185).

23313045223 is a wasteful number, since it uses less digits than its factorization.

23313045223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793311184.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 23313045223 its reverse (32254031332), we get a palindrome (55567076555).

The spelling of 23313045223 in words is "twenty-three billion, three hundred thirteen million, forty-five thousand, two hundred twenty-three".

Divisors: 1 13 1793311171 23313045223