Base | Representation |
---|---|
bin | 1111011011000011… |
… | …01110010111000011 |
3 | 210101001021222211211 |
4 | 13231201232113003 |
5 | 113424140230011 |
6 | 3445341150551 |
7 | 412120623253 |
oct | 75541562703 |
9 | 23331258754 |
10 | 8280008131 |
11 | 356993772a |
12 | 1730b5b457 |
13 | a1c5613c5 |
14 | 587955963 |
15 | 336daab21 |
hex | 1ed86e5c3 |
8280008131 has 2 divisors, whose sum is σ = 8280008132. Its totient is φ = 8280008130.
The previous prime is 8280008089. The next prime is 8280008159. The reversal of 8280008131 is 1318000828.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 8280008131 - 219 = 8279483843 is a prime.
It is a super-2 number, since 2×82800081312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8280008093 and 8280008102.
It is not a weakly prime, because it can be changed into another prime (8280008161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140004065 + 4140004066.
It is an arithmetic number, because the mean of its divisors is an integer number (4140004066).
Almost surely, 28280008131 is an apocalyptic number.
8280008131 is a deficient number, since it is larger than the sum of its proper divisors (1).
8280008131 is an equidigital number, since it uses as much as digits as its factorization.
8280008131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3072, while the sum is 31.
The square root of 8280008131 is about 90994.5500071295. The cubic root of 8280008131 is about 2023.0669461190.
Adding to 8280008131 its reverse (1318000828), we get a palindrome (9598008959).
The spelling of 8280008131 in words is "eight billion, two hundred eighty million, eight thousand, one hundred thirty-one".
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