Base | Representation |
---|---|
bin | 1110111011010100… |
… | …10110001110101011 |
3 | 202200111102220101111 |
4 | 13131222112032223 |
5 | 112403020130011 |
6 | 3403112131151 |
7 | 402406312663 |
oct | 73552261653 |
9 | 22614386344 |
10 | 8013833131 |
11 | 3442666497 |
12 | 1677996ab7 |
13 | 9a93775c5 |
14 | 5604691a3 |
15 | 31d82e121 |
hex | 1dda963ab |
8013833131 has 2 divisors, whose sum is σ = 8013833132. Its totient is φ = 8013833130.
The previous prime is 8013833123. The next prime is 8013833143. The reversal of 8013833131 is 1313383108.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 8013833131 - 23 = 8013833123 is a prime.
It is a super-2 number, since 2×80138331312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8013833093 and 8013833102.
It is not a weakly prime, because it can be changed into another prime (8013833171) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4006916565 + 4006916566.
It is an arithmetic number, because the mean of its divisors is an integer number (4006916566).
Almost surely, 28013833131 is an apocalyptic number.
8013833131 is a deficient number, since it is larger than the sum of its proper divisors (1).
8013833131 is an equidigital number, since it uses as much as digits as its factorization.
8013833131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 8013833131 is about 89520.0152535733. The cubic root of 8013833131 is about 2001.1520971253.
The spelling of 8013833131 in words is "eight billion, thirteen million, eight hundred thirty-three thousand, one hundred thirty-one".
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