Base | Representation |
---|---|
bin | 10110111010101010… |
… | …00010000111011111 |
3 | 1011202102122222102102 |
4 | 23131111002013133 |
5 | 200144110304043 |
6 | 5352500315315 |
7 | 613612404503 |
oct | 133525020737 |
9 | 34672588372 |
10 | 12303213023 |
11 | 5243930052 |
12 | 24743a2b3b |
13 | 1210c18c0a |
14 | 849dca303 |
15 | 4c01b66b8 |
hex | 2dd5421df |
12303213023 has 2 divisors, whose sum is σ = 12303213024. Its totient is φ = 12303213022.
The previous prime is 12303213001. The next prime is 12303213073. The reversal of 12303213023 is 32031230321.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12303213023 - 28 = 12303212767 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12303212986 and 12303213004.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12303213073) 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, 6151606511 + 6151606512.
It is an arithmetic number, because the mean of its divisors is an integer number (6151606512).
Almost surely, 212303213023 is an apocalyptic number.
12303213023 is a deficient number, since it is larger than the sum of its proper divisors (1).
12303213023 is an equidigital number, since it uses as much as digits as its factorization.
12303213023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 12303213023 its reverse (32031230321), we get a palindrome (44334443344).
The spelling of 12303213023 in words is "twelve billion, three hundred three million, two hundred thirteen thousand, twenty-three".
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