Base | Representation |
---|---|
bin | 1010001110110… |
… | …01100101100101 |
3 | 12222111101222210 |
4 | 11013121211211 |
5 | 133432412033 |
6 | 12303314033 |
7 | 2061336156 |
oct | 507314545 |
9 | 188441883 |
10 | 85825893 |
11 | 444a029a |
12 | 248ab919 |
13 | 14a2006a |
14 | b58192d |
15 | 7804d63 |
hex | 51d9965 |
85825893 has 16 divisors (see below), whose sum is σ = 117412416. Its totient is φ = 55735680.
The previous prime is 85825889. The next prime is 85825913. The reversal of 85825893 is 39852858.
It is not a de Polignac number, because 85825893 - 22 = 85825889 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85825813) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66571 + ... + 67847.
It is an arithmetic number, because the mean of its divisors is an integer number (7338276).
Almost surely, 285825893 is an apocalyptic number.
It is an amenable number.
85825893 is a deficient number, since it is larger than the sum of its proper divisors (31586523).
85825893 is a wasteful number, since it uses less digits than its factorization.
85825893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1844.
The product of its digits is 691200, while the sum is 48.
The square root of 85825893 is about 9264.2265192514. The cubic root of 85825893 is about 441.1024232358.
The spelling of 85825893 in words is "eighty-five million, eight hundred twenty-five thousand, eight hundred ninety-three".
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