Base | Representation |
---|---|
bin | 101001110100010111… |
… | …0011011011010010011 |
3 | 22120210120202021202021 |
4 | 1103220232123122103 |
5 | 2432404240042211 |
6 | 105131051432311 |
7 | 6326264653033 |
oct | 1235056333223 |
9 | 276716667667 |
10 | 89803830931 |
11 | 350a3a153a1 |
12 | 154a3155697 |
13 | 86122a98c9 |
14 | 44bcc358c3 |
15 | 250902c771 |
hex | 14e8b9b693 |
89803830931 has 2 divisors, whose sum is σ = 89803830932. Its totient is φ = 89803830930.
The previous prime is 89803830881. The next prime is 89803830971. The reversal of 89803830931 is 13903830898.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 89803830931 - 215 = 89803798163 is a prime.
It is a super-2 number, since 2×898038309312 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (89803830971) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44901915465 + 44901915466.
It is an arithmetic number, because the mean of its divisors is an integer number (44901915466).
Almost surely, 289803830931 is an apocalyptic number.
89803830931 is a deficient number, since it is larger than the sum of its proper divisors (1).
89803830931 is an equidigital number, since it uses as much as digits as its factorization.
89803830931 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1119744, while the sum is 52.
The spelling of 89803830931 in words is "eighty-nine billion, eight hundred three million, eight hundred thirty thousand, nine hundred thirty-one".
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