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23231002323 = 331724427973
BaseRepresentation
bin10101101000101011…
…001111011011010011
32012222000020012012110
4111220223033123103
5340034114033243
614401105000403
71451454155514
oct255053173323
965860205173
1023231002323
119941327981
124604023103
132262bac729
1411a5460a0b
1590e73ee33
hex568acf6d3

23231002323 has 8 divisors (see below), whose sum is σ = 31072382928. Its totient is φ = 15438478304.

The previous prime is 23231002303. The next prime is 23231002331. The reversal of 23231002323 is 32320013232.

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 23231002323 - 228 = 22962566867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23231002323.

It is not an unprimeable number, because it can be changed into a prime (23231002303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12213036 + ... + 12214937.

It is an arithmetic number, because the mean of its divisors is an integer number (3884047866).

Almost surely, 223231002323 is an apocalyptic number.

23231002323 is a deficient number, since it is larger than the sum of its proper divisors (7841380605).

23231002323 is a wasteful number, since it uses less digits than its factorization.

23231002323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24428293.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23231002323 its reverse (32320013232), we get a palindrome (55551015555).

The spelling of 23231002323 in words is "twenty-three billion, two hundred thirty-one million, two thousand, three hundred twenty-three".

Divisors: 1 3 317 951 24427973 73283919 7743667441 23231002323