Base | Representation |
---|---|
bin | 1010001010011… |
… | …10001101101001 |
3 | 12221102101220020 |
4 | 11011032031221 |
5 | 133311130032 |
6 | 12243151053 |
7 | 2053440621 |
oct | 505161551 |
9 | 187371806 |
10 | 85255017 |
11 | 441403a1 |
12 | 24675489 |
13 | 14880273 |
14 | b473881 |
15 | 7740b2c |
hex | 514e369 |
85255017 has 16 divisors (see below), whose sum is σ = 120605760. Its totient is φ = 53384192.
The previous prime is 85255013. The next prime is 85255019. The reversal of 85255017 is 71055258.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 85255017 - 22 = 85255013 is a prime.
It is not an unprimeable number, because it can be changed into a prime (85255013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28834 + ... + 31652.
It is an arithmetic number, because the mean of its divisors is an integer number (7537860).
Almost surely, 285255017 is an apocalyptic number.
It is an amenable number.
85255017 is a deficient number, since it is larger than the sum of its proper divisors (35350743).
85255017 is a wasteful number, since it uses less digits than its factorization.
85255017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3432.
The product of its (nonzero) digits is 14000, while the sum is 33.
The square root of 85255017 is about 9233.3643380948. The cubic root of 85255017 is about 440.1222404851.
The spelling of 85255017 in words is "eighty-five million, two hundred fifty-five thousand, seventeen".
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