Base | Representation |
---|---|
bin | 1010001000100… |
… | …01010001001010 |
3 | 12220221201110122 |
4 | 11010101101022 |
5 | 133230133021 |
6 | 12233543242 |
7 | 2051351054 |
oct | 504212112 |
9 | 186851418 |
10 | 85005386 |
11 | 43a8a894 |
12 | 24574b22 |
13 | 147c375b |
14 | b40a8d4 |
15 | 76e1bab |
hex | 511144a |
85005386 has 4 divisors (see below), whose sum is σ = 127508082. Its totient is φ = 42502692.
The previous prime is 85005377. The next prime is 85005407. The reversal of 85005386 is 68350058.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 83265625 + 1739761 = 9125^2 + 1319^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21251345 + ... + 21251348.
Almost surely, 285005386 is an apocalyptic number.
85005386 is a deficient number, since it is larger than the sum of its proper divisors (42502696).
85005386 is a wasteful number, since it uses less digits than its factorization.
85005386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42502695.
The product of its (nonzero) digits is 28800, while the sum is 35.
The square root of 85005386 is about 9219.8365495273. The cubic root of 85005386 is about 439.6922538136.
The spelling of 85005386 in words is "eighty-five million, five thousand, three hundred eighty-six".
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