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23173322393 = 131993819119
BaseRepresentation
bin10101100101001111…
…001101011010011001
32012210222200202012202
4111211033031122121
5334424332304033
614351244415545
71450153663454
oct254517153231
965728622182
1023173322393
119911811111
1245a88475b5
132253c657b0
14119b92849b
159096498e8
hex5653cd699

23173322393 has 8 divisors (see below), whose sum is σ = 26269353600. Its totient is φ = 20264929488.

The previous prime is 23173322377. The next prime is 23173322441. The reversal of 23173322393 is 39322337132.

It is a happy number.

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 23173322393 - 24 = 23173322377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23173322593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46909313 + ... + 46909806.

It is an arithmetic number, because the mean of its divisors is an integer number (3283669200).

Almost surely, 223173322393 is an apocalyptic number.

It is an amenable number.

23173322393 is a deficient number, since it is larger than the sum of its proper divisors (3096031207).

23173322393 is a wasteful number, since it uses less digits than its factorization.

23173322393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93819151.

The product of its digits is 122472, while the sum is 38.

The spelling of 23173322393 in words is "twenty-three billion, one hundred seventy-three million, three hundred twenty-two thousand, three hundred ninety-three".

Divisors: 1 13 19 247 93819119 1219648547 1782563261 23173322393