Base | Representation |
---|---|
bin | 10101101101100101… |
… | …100110110011010001 |
3 | 2020011202022000001002 |
4 | 111231211212303101 |
5 | 340221213130111 |
6 | 14413211151345 |
7 | 1453504504046 |
oct | 255545466321 |
9 | 66152260032 |
10 | 23313411281 |
11 | 99838a3a56 |
12 | 4627745555 |
13 | 2276ca4424 |
14 | 11b23931cd |
15 | 916abc63b |
hex | 56d966cd1 |
23313411281 has 2 divisors, whose sum is σ = 23313411282. Its totient is φ = 23313411280.
The previous prime is 23313411241. The next prime is 23313411301. The reversal of 23313411281 is 18211431332.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20275196881 + 3038214400 = 142391^2 + 55120^2 .
It is a cyclic number.
It is not a de Polignac number, because 23313411281 - 210 = 23313410257 is a prime.
It is a super-2 number, since 2×233134112812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (23313411211) 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, 11656705640 + 11656705641.
It is an arithmetic number, because the mean of its divisors is an integer number (11656705641).
Almost surely, 223313411281 is an apocalyptic number.
It is an amenable number.
23313411281 is a deficient number, since it is larger than the sum of its proper divisors (1).
23313411281 is an equidigital number, since it uses as much as digits as its factorization.
23313411281 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3456, while the sum is 29.
The spelling of 23313411281 in words is "twenty-three billion, three hundred thirteen million, four hundred eleven thousand, two hundred eighty-one".
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