Base | Representation |
---|---|
bin | 1101001100101100… |
… | …01110100110100101 |
3 | 200021211012112220102 |
4 | 12212112032212211 |
5 | 104002431442013 |
6 | 3131041313445 |
7 | 340410260261 |
oct | 64626164645 |
9 | 20254175812 |
10 | 7085812133 |
11 | 3006835594 |
12 | 1459035885 |
13 | 88c01c95a |
14 | 4b30d70a1 |
15 | 2b7119d58 |
hex | 1a658e9a5 |
7085812133 has 2 divisors, whose sum is σ = 7085812134. Its totient is φ = 7085812132.
The previous prime is 7085812127. The next prime is 7085812343. The reversal of 7085812133 is 3312185807.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 4777297924 + 2308514209 = 69118^2 + 48047^2 .
It is a cyclic number.
It is not a de Polignac number, because 7085812133 - 24 = 7085812117 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7085812103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3542906066 + 3542906067.
It is an arithmetic number, because the mean of its divisors is an integer number (3542906067).
Almost surely, 27085812133 is an apocalyptic number.
It is an amenable number.
7085812133 is a deficient number, since it is larger than the sum of its proper divisors (1).
7085812133 is an equidigital number, since it uses as much as digits as its factorization.
7085812133 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 7085812133 is about 84177.2661292822. The cubic root of 7085812133 is about 1920.7162523196.
The spelling of 7085812133 in words is "seven billion, eighty-five million, eight hundred twelve thousand, one hundred thirty-three".
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