Base | Representation |
---|---|
bin | 1010000111000… |
… | …00010111000101 |
3 | 12220120112200012 |
4 | 11003200113011 |
5 | 133202230221 |
6 | 12225400005 |
7 | 2046555035 |
oct | 503402705 |
9 | 186515605 |
10 | 84805061 |
11 | 43963330 |
12 | 24499005 |
13 | 14753513 |
14 | b3978c5 |
15 | 76a265b |
hex | 50e05c5 |
84805061 has 16 divisors (see below), whose sum is σ = 100051200. Its totient is φ = 71009280.
The previous prime is 84805051. The next prime is 84805069. The reversal of 84805061 is 16050848.
It is a cyclic number.
It is not a de Polignac number, because 84805061 - 26 = 84804997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84805069) by changing a digit.
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, 3965 + ... + 13613.
It is an arithmetic number, because the mean of its divisors is an integer number (6253200).
Almost surely, 284805061 is an apocalyptic number.
It is an amenable number.
84805061 is a deficient number, since it is larger than the sum of its proper divisors (15246139).
84805061 is a wasteful number, since it uses less digits than its factorization.
84805061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9724.
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 84805061 is about 9208.9663372172. The cubic root of 84805061 is about 439.3465869608.
The spelling of 84805061 in words is "eighty-four million, eight hundred five thousand, sixty-one".
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