Search a number
-
+
23310342017 is a prime number
BaseRepresentation
bin10101101101011001…
…111001011110000001
32020011112112001210122
4111231121321132001
5340214421421032
614413021310025
71453436431544
oct255531713601
966145461718
1023310342017
119982097a76
124626705315
13227646b3b1
1411b1bd485b
159166b3012
hex56d679781

23310342017 has 2 divisors, whose sum is σ = 23310342018. Its totient is φ = 23310342016.

The previous prime is 23310342001. The next prime is 23310342019. The reversal of 23310342017 is 71024301332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14747430721 + 8562911296 = 121439^2 + 92536^2 .

It is a cyclic number.

It is not a de Polignac number, because 23310342017 - 24 = 23310342001 is a prime.

Together with 23310342019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23310342019) 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 as a sum of consecutive naturals, namely, 11655171008 + 11655171009.

It is an arithmetic number, because the mean of its divisors is an integer number (11655171009).

Almost surely, 223310342017 is an apocalyptic number.

It is an amenable number.

23310342017 is a deficient number, since it is larger than the sum of its proper divisors (1).

23310342017 is an equidigital number, since it uses as much as digits as its factorization.

23310342017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 23310342017 its reverse (71024301332), we get a palindrome (94334643349).

The spelling of 23310342017 in words is "twenty-three billion, three hundred ten million, three hundred forty-two thousand, seventeen".