Base | Representation |
---|---|
bin | 1010001101001… |
… | …00100101010010 |
3 | 12222002101011210 |
4 | 11012210211102 |
5 | 133403440121 |
6 | 12254520550 |
7 | 2056443204 |
oct | 506444522 |
9 | 188071153 |
10 | 85608786 |
11 | 4436216a |
12 | 24806156 |
13 | 149752b3 |
14 | b526774 |
15 | 77b0876 |
hex | 51a4952 |
85608786 has 32 divisors (see below), whose sum is σ = 175855680. Its totient is φ = 27768384.
The previous prime is 85608769. The next prime is 85608791. The reversal of 85608786 is 68780658.
It is a happy number.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99936 + ... + 100788.
It is an arithmetic number, because the mean of its divisors is an integer number (5495490).
Almost surely, 285608786 is an apocalyptic number.
85608786 is a gapful number since it is divisible by the number (86) formed by its first and last digit.
85608786 is an abundant number, since it is smaller than the sum of its proper divisors (90246894).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85608786 is a wasteful number, since it uses less digits than its factorization.
85608786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1290.
The product of its (nonzero) digits is 645120, while the sum is 48.
The square root of 85608786 is about 9252.5016076735. The cubic root of 85608786 is about 440.7301684882.
The spelling of 85608786 in words is "eighty-five million, six hundred eight thousand, seven hundred eighty-six".
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