Base | Representation |
---|---|
bin | 1010000001010… |
… | …11100000011101 |
3 | 12212011220112001 |
4 | 11000223200131 |
5 | 133010024120 |
6 | 12201442301 |
7 | 2040351244 |
oct | 500534035 |
9 | 185156461 |
10 | 84064285 |
11 | 434a7818 |
12 | 241a0391 |
13 | 145542a6 |
14 | b24395b |
15 | 75a7e0a |
hex | 502b81d |
84064285 has 8 divisors (see below), whose sum is σ = 100931040. Its totient is φ = 67215504.
The previous prime is 84064271. The next prime is 84064291. The reversal of 84064285 is 58246048.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 84064285 - 221 = 81967133 is a prime.
It is a super-2 number, since 2×840642852 = 14133608025122450, which contains 22 as substring.
It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 10134 + ... + 16456.
It is an arithmetic number, because the mean of its divisors is an integer number (12616380).
Almost surely, 284064285 is an apocalyptic number.
It is an amenable number.
84064285 is a deficient number, since it is larger than the sum of its proper divisors (16866755).
84064285 is a wasteful number, since it uses less digits than its factorization.
84064285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8987.
The product of its (nonzero) digits is 61440, while the sum is 37.
The square root of 84064285 is about 9168.6577534555. The cubic root of 84064285 is about 438.0636066866.
The spelling of 84064285 in words is "eighty-four million, sixty-four thousand, two hundred eighty-five".
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