Base | Representation |
---|---|
bin | 1010001011011… |
… | …11011111100101 |
3 | 12221200022212222 |
4 | 11011233133211 |
5 | 133330010313 |
6 | 12250122125 |
7 | 2054546216 |
oct | 505573745 |
9 | 187608788 |
10 | 85391333 |
11 | 44223855 |
12 | 24720345 |
13 | 148ca321 |
14 | b4ab40d |
15 | 776b208 |
hex | 516f7e5 |
85391333 has 2 divisors, whose sum is σ = 85391334. Its totient is φ = 85391332.
The previous prime is 85391311. The next prime is 85391431. The reversal of 85391333 is 33319358.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 84953089 + 438244 = 9217^2 + 662^2 .
It is a cyclic number.
It is not a de Polignac number, because 85391333 - 210 = 85390309 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 85391293 and 85391302.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85391303) 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, 42695666 + 42695667.
It is an arithmetic number, because the mean of its divisors is an integer number (42695667).
Almost surely, 285391333 is an apocalyptic number.
It is an amenable number.
85391333 is a deficient number, since it is larger than the sum of its proper divisors (1).
85391333 is an equidigital number, since it uses as much as digits as its factorization.
85391333 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 29160, while the sum is 35.
The square root of 85391333 is about 9240.7430978250. The cubic root of 85391333 is about 440.3566890752.
The spelling of 85391333 in words is "eighty-five million, three hundred ninety-one thousand, three hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •