Base | Representation |
---|---|
bin | 111111010010111001… |
… | …111001011001001001 |
3 | 20111102110012010212211 |
4 | 333102321321121021 |
5 | 2103142000331324 |
6 | 51115520505121 |
7 | 4624120064455 |
oct | 772271713111 |
9 | 214373163784 |
10 | 67962902089 |
11 | 26906317285 |
12 | 1120877b1a1 |
13 | 65413b1684 |
14 | 340a261665 |
15 | 1b7b871294 |
hex | fd2e79649 |
67962902089 has 2 divisors, whose sum is σ = 67962902090. Its totient is φ = 67962902088.
The previous prime is 67962902087. The next prime is 67962902113. The reversal of 67962902089 is 98020926976.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 59838944400 + 8123957689 = 244620^2 + 90133^2 .
It is a cyclic number.
It is not a de Polignac number, because 67962902089 - 21 = 67962902087 is a prime.
Together with 67962902087, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (67962902087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33981451044 + 33981451045.
It is an arithmetic number, because the mean of its divisors is an integer number (33981451045).
Almost surely, 267962902089 is an apocalyptic number.
It is an amenable number.
67962902089 is a deficient number, since it is larger than the sum of its proper divisors (1).
67962902089 is an equidigital number, since it uses as much as digits as its factorization.
67962902089 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5878656, while the sum is 58.
The spelling of 67962902089 in words is "sixty-seven billion, nine hundred sixty-two million, nine hundred two thousand, eighty-nine".
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