Base | Representation |
---|---|
bin | 1010001001110… |
… | …10110000111101 |
3 | 12221021100121212 |
4 | 11010322300331 |
5 | 133301102412 |
6 | 12241334205 |
7 | 2052656441 |
oct | 504726075 |
9 | 187240555 |
10 | 85175357 |
11 | 44096563 |
12 | 24637365 |
13 | 14852c27 |
14 | b452821 |
15 | 7727222 |
hex | 513ac3d |
85175357 has 2 divisors, whose sum is σ = 85175358. Its totient is φ = 85175356.
The previous prime is 85175341. The next prime is 85175381. The reversal of 85175357 is 75357158.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 81830116 + 3345241 = 9046^2 + 1829^2 .
It is a cyclic number.
It is not a de Polignac number, because 85175357 - 24 = 85175341 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85175557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42587678 + 42587679.
It is an arithmetic number, because the mean of its divisors is an integer number (42587679).
Almost surely, 285175357 is an apocalyptic number.
It is an amenable number.
85175357 is a deficient number, since it is larger than the sum of its proper divisors (1).
85175357 is an equidigital number, since it uses as much as digits as its factorization.
85175357 is an evil number, because the sum of its binary digits is even.
The product of its digits is 147000, while the sum is 41.
The square root of 85175357 is about 9229.0496260449. The cubic root of 85175357 is about 439.9851182983.
The spelling of 85175357 in words is "eighty-five million, one hundred seventy-five thousand, three hundred fifty-seven".
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