Base | Representation |
---|---|
bin | 100111000100000100… |
… | …1000110100101101001 |
3 | 22000112022221121221122 |
4 | 1032020021012211221 |
5 | 2333300421410111 |
6 | 102312100545025 |
7 | 6026556124664 |
oct | 1161011064551 |
9 | 260468847848 |
10 | 83888466281 |
11 | 32638941384 |
12 | 143120b2175 |
13 | 7bab905039 |
14 | 40bb3786db |
15 | 22aea61cdb |
hex | 1388246969 |
83888466281 has 2 divisors, whose sum is σ = 83888466282. Its totient is φ = 83888466280.
The previous prime is 83888466229. The next prime is 83888466289. The reversal of 83888466281 is 18266488838.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 72715976281 + 11172490000 = 269659^2 + 105700^2 .
It is a cyclic number.
It is not a de Polignac number, because 83888466281 - 218 = 83888204137 is a prime.
It is a super-2 number, since 2×838884662812 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (83888466289) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41944233140 + 41944233141.
It is an arithmetic number, because the mean of its divisors is an integer number (41944233141).
Almost surely, 283888466281 is an apocalyptic number.
It is an amenable number.
83888466281 is a deficient number, since it is larger than the sum of its proper divisors (1).
83888466281 is an equidigital number, since it uses as much as digits as its factorization.
83888466281 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 28311552, while the sum is 62.
The spelling of 83888466281 in words is "eighty-three billion, eight hundred eighty-eight million, four hundred sixty-six thousand, two hundred eighty-one".
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