Base | Representation |
---|---|
bin | 1010001010110… |
… | …10010101100110 |
3 | 12221111221000112 |
4 | 11011122111212 |
5 | 133314222203 |
6 | 12244213022 |
7 | 2054035454 |
oct | 505322546 |
9 | 187457015 |
10 | 85304678 |
11 | 44174738 |
12 | 2469a172 |
13 | 14899a54 |
14 | b4879d4 |
15 | 77506d8 |
hex | 515a566 |
85304678 has 8 divisors (see below), whose sum is σ = 130125960. Its totient is φ = 41929360.
The previous prime is 85304669. The next prime is 85304693. The reversal of 85304678 is 87640358.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 361343 + ... + 361578.
It is an arithmetic number, because the mean of its divisors is an integer number (16265745).
Almost surely, 285304678 is an apocalyptic number.
85304678 is a deficient number, since it is larger than the sum of its proper divisors (44821282).
85304678 is a wasteful number, since it uses less digits than its factorization.
85304678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 722982.
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 85304678 is about 9236.0531613888. The cubic root of 85304678 is about 440.2076808844.
The spelling of 85304678 in words is "eighty-five million, three hundred four thousand, six hundred seventy-eight".
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