Base | Representation |
---|---|
bin | 10101100110010001… |
… | …101001011101001001 |
3 | 2012212012110120222102 |
4 | 111212101221131021 |
5 | 334443312120021 |
6 | 14353110003145 |
7 | 1450455012161 |
oct | 254621513511 |
9 | 65765416872 |
10 | 23190738761 |
11 | 9920627303 |
12 | 45b26464b5 |
13 | 2257752c38 |
14 | 119dd7d5a1 |
15 | 90ae3a00b |
hex | 566469749 |
23190738761 has 2 divisors, whose sum is σ = 23190738762. Its totient is φ = 23190738760.
The previous prime is 23190738713. The next prime is 23190738797. The reversal of 23190738761 is 16783709132.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 23110080400 + 80658361 = 152020^2 + 8981^2 .
It is a cyclic number.
It is not a de Polignac number, because 23190738761 - 214 = 23190722377 is a prime.
It is not a weakly prime, because it can be changed into another prime (23190758761) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11595369380 + 11595369381.
It is an arithmetic number, because the mean of its divisors is an integer number (11595369381).
Almost surely, 223190738761 is an apocalyptic number.
It is an amenable number.
23190738761 is a deficient number, since it is larger than the sum of its proper divisors (1).
23190738761 is an equidigital number, since it uses as much as digits as its factorization.
23190738761 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 381024, while the sum is 47.
The spelling of 23190738761 in words is "twenty-three billion, one hundred ninety million, seven hundred thirty-eight thousand, seven hundred sixty-one".
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