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23930761 is a prime number
BaseRepresentation
bin101101101001…
…0011110001001
31200000210211111
41123102132021
522111241021
62212530321
7410256661
oct133223611
950023744
1023930761
1112565598
1280209a1
134c5b61a
14326d1a1
15217a8e1
hex16d2789

23930761 has 2 divisors, whose sum is σ = 23930762. Its totient is φ = 23930760.

The previous prime is 23930723. The next prime is 23930779. The reversal of 23930761 is 16703932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23377225 + 553536 = 4835^2 + 744^2 .

It is a cyclic number.

It is not a de Polignac number, because 23930761 - 211 = 23928713 is a prime.

It is not a weakly prime, because it can be changed into another prime (23930701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11965380 + 11965381.

It is an arithmetic number, because the mean of its divisors is an integer number (11965381).

Almost surely, 223930761 is an apocalyptic number.

It is an amenable number.

23930761 is a deficient number, since it is larger than the sum of its proper divisors (1).

23930761 is an equidigital number, since it uses as much as digits as its factorization.

23930761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 23930761 is about 4891.9077055889. The cubic root of 23930761 is about 288.1722582204.

The spelling of 23930761 in words is "twenty-three million, nine hundred thirty thousand, seven hundred sixty-one".