Base | Representation |
---|---|
bin | 10111101101110101… |
… | …10011111011010001 |
3 | 1012212100112101121021 |
4 | 23312322303323101 |
5 | 202034012444034 |
6 | 5503234355441 |
7 | 630344601415 |
oct | 136672637321 |
9 | 35770471537 |
10 | 12732546769 |
11 | 5444210928 |
12 | 257412bb81 |
13 | 127bb5b157 |
14 | 88b028d45 |
15 | 4e7c216b4 |
hex | 2f6eb3ed1 |
12732546769 has 2 divisors, whose sum is σ = 12732546770. Its totient is φ = 12732546768.
The previous prime is 12732546733. The next prime is 12732546781. The reversal of 12732546769 is 96764523721.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7719906769 + 5012640000 = 87863^2 + 70800^2 .
It is a cyclic number.
It is not a de Polignac number, because 12732546769 - 29 = 12732546257 is a prime.
It is a super-2 number, since 2×127325467692 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (12732546709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366273384 + 6366273385.
It is an arithmetic number, because the mean of its divisors is an integer number (6366273385).
Almost surely, 212732546769 is an apocalyptic number.
It is an amenable number.
12732546769 is a deficient number, since it is larger than the sum of its proper divisors (1).
12732546769 is an equidigital number, since it uses as much as digits as its factorization.
12732546769 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3810240, while the sum is 52.
The spelling of 12732546769 in words is "twelve billion, seven hundred thirty-two million, five hundred forty-six thousand, seven hundred sixty-nine".
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