Base | Representation |
---|---|
bin | 1010001010110… |
… | …10100000000011 |
3 | 12221111221221022 |
4 | 11011122200003 |
5 | 133314232342 |
6 | 12244220055 |
7 | 2054040431 |
oct | 505324003 |
9 | 187457838 |
10 | 85305347 |
11 | 44175196 |
12 | 2469a62b |
13 | 1489a14a |
14 | b487d51 |
15 | 77509d2 |
hex | 515a803 |
85305347 has 2 divisors, whose sum is σ = 85305348. Its totient is φ = 85305346.
The previous prime is 85305323. The next prime is 85305349. The reversal of 85305347 is 74350358.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 85305347 - 220 = 84256771 is a prime.
Together with 85305349, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (85305349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42652673 + 42652674.
It is an arithmetic number, because the mean of its divisors is an integer number (42652674).
Almost surely, 285305347 is an apocalyptic number.
85305347 is a deficient number, since it is larger than the sum of its proper divisors (1).
85305347 is an equidigital number, since it uses as much as digits as its factorization.
85305347 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 50400, while the sum is 35.
The square root of 85305347 is about 9236.0893780864. The cubic root of 85305347 is about 440.2088316543.
The spelling of 85305347 in words is "eighty-five million, three hundred five thousand, three hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •