Search a number
-
+
23230012241 = 71327183271
BaseRepresentation
bin10101101000100111…
…011101101101010001
32012221221100220001202
4111220213131231101
5340033340342431
614401031440545
71451442563132
oct255047355521
965857326052
1023230012241
119940811027
124603826155
132262923b97
1411a5283c89
1590e5e68cb
hex5689ddb51

23230012241 has 4 divisors (see below), whose sum is σ = 23557195584. Its totient is φ = 22902828900.

The previous prime is 23230012217. The next prime is 23230012277. The reversal of 23230012241 is 14221003232.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23230012241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23230012441) 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 3 ways as a sum of consecutive naturals, for example, 163591565 + ... + 163591706.

It is an arithmetic number, because the mean of its divisors is an integer number (5889298896).

Almost surely, 223230012241 is an apocalyptic number.

It is an amenable number.

23230012241 is a deficient number, since it is larger than the sum of its proper divisors (327183343).

23230012241 is an equidigital number, since it uses as much as digits as its factorization.

23230012241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327183342.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23230012241 its reverse (14221003232), we get a palindrome (37451015473).

Subtracting from 23230012241 its reverse (14221003232), we obtain a palindrome (9009009009).

The spelling of 23230012241 in words is "twenty-three billion, two hundred thirty million, twelve thousand, two hundred forty-one".

Divisors: 1 71 327183271 23230012241