Base | Representation |
---|---|
bin | 1010000101111… |
… | …11000111010101 |
3 | 12220022121212122 |
4 | 11002333013111 |
5 | 133133401020 |
6 | 12222425325 |
7 | 2045450030 |
oct | 502770725 |
9 | 186277778 |
10 | 84668885 |
11 | 4387aa94 |
12 | 24432245 |
13 | 14706542 |
14 | b360017 |
15 | 7677125 |
hex | 50bf1d5 |
84668885 has 16 divisors (see below), whose sum is σ = 116266752. Its totient is φ = 57984000.
The previous prime is 84668869. The next prime is 84668887. The reversal of 84668885 is 58886648.
It is not a de Polignac number, because 84668885 - 24 = 84668869 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84668887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52085 + ... + 53685.
It is an arithmetic number, because the mean of its divisors is an integer number (7266672).
Almost surely, 284668885 is an apocalyptic number.
It is an amenable number.
84668885 is a deficient number, since it is larger than the sum of its proper divisors (31597867).
84668885 is a wasteful number, since it uses less digits than its factorization.
84668885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3124.
The product of its digits is 2949120, while the sum is 53.
The square root of 84668885 is about 9201.5697030452. The cubic root of 84668885 is about 439.1113002457. Note that the first 3 decimals are identical.
The spelling of 84668885 in words is "eighty-four million, six hundred sixty-eight thousand, eight hundred eighty-five".
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