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23231430601 = 135319171679
BaseRepresentation
bin10101101000101100…
…110111111111001001
32012222001000221200121
4111220230313333021
5340034221234401
614401122103241
71451460621241
oct255054677711
965861027617
1023231430601
11994159a725
1246041aab21
132262ccc652
1411a5532b21
1590e7c6ca1
hex568b37fc9

23231430601 has 4 divisors (see below), whose sum is σ = 23231737600. Its totient is φ = 23231123604.

The previous prime is 23231430583. The next prime is 23231430617. The reversal of 23231430601 is 10603413232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23231430601 - 25 = 23231430569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231400601) 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, 49480 + ... + 221158.

It is an arithmetic number, because the mean of its divisors is an integer number (5807934400).

Almost surely, 223231430601 is an apocalyptic number.

It is an amenable number.

23231430601 is a deficient number, since it is larger than the sum of its proper divisors (306999).

23231430601 is a wasteful number, since it uses less digits than its factorization.

23231430601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306998.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23231430601 its reverse (10603413232), we get a palindrome (33834843833).

The spelling of 23231430601 in words is "twenty-three billion, two hundred thirty-one million, four hundred thirty thousand, six hundred one".

Divisors: 1 135319 171679 23231430601