Base | Representation |
---|---|
bin | 1010001010101… |
… | …01101001111010 |
3 | 12221110221201011 |
4 | 11011111221322 |
5 | 133313113443 |
6 | 12243544134 |
7 | 2053625524 |
oct | 505255172 |
9 | 187427634 |
10 | 85285498 |
11 | 44161291 |
12 | 2468b04a |
13 | 148910bc |
14 | b480a14 |
15 | 7749b9d |
hex | 5155a7a |
85285498 has 16 divisors (see below), whose sum is σ = 135806760. Its totient is φ = 40029696.
The previous prime is 85285493. The next prime is 85285523. The reversal of 85285498 is 89458258.
It can be written as a sum of positive squares in 4 ways, for example, as 77739489 + 7546009 = 8817^2 + 2747^2 .
It is not an unprimeable number, because it can be changed into a prime (85285493) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10840 + ... + 16972.
Almost surely, 285285498 is an apocalyptic number.
85285498 is a deficient number, since it is larger than the sum of its proper divisors (50521262).
85285498 is a wasteful number, since it uses less digits than its factorization.
85285498 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6561.
The product of its digits is 921600, while the sum is 49.
The square root of 85285498 is about 9235.0147807137. The cubic root of 85285498 is about 440.1746861476.
The spelling of 85285498 in words is "eighty-five million, two hundred eighty-five thousand, four hundred ninety-eight".
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