Base | Representation |
---|---|
bin | 11011111111101010011… |
… | …00001100010010010111 |
3 | 10101221210212012221121212 |
4 | 31333311030030102113 |
5 | 111224423134232413 |
6 | 2013515313132035 |
7 | 126331364216405 |
oct | 15776514142227 |
9 | 3357725187555 |
10 | 961891320983 |
11 | 340a3263534a |
12 | 13650755a01b |
13 | 6c923ccb628 |
14 | 347ad124475 |
15 | 1a04ad25ca8 |
hex | dff530c497 |
961891320983 has 2 divisors, whose sum is σ = 961891320984. Its totient is φ = 961891320982.
The previous prime is 961891320977. The next prime is 961891321003. The reversal of 961891320983 is 389023198169.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 961891320983 - 210 = 961891319959 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (961891322983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480945660491 + 480945660492.
It is an arithmetic number, because the mean of its divisors is an integer number (480945660492).
Almost surely, 2961891320983 is an apocalyptic number.
961891320983 is a deficient number, since it is larger than the sum of its proper divisors (1).
961891320983 is an equidigital number, since it uses as much as digits as its factorization.
961891320983 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5038848, while the sum is 59.
The spelling of 961891320983 in words is "nine hundred sixty-one billion, eight hundred ninety-one million, three hundred twenty thousand, nine hundred eighty-three".
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