Base | Representation |
---|---|
bin | 10000111011101… |
… | …000100101101101 |
3 | 201210112011022122 |
4 | 100323220211231 |
5 | 1040210140310 |
6 | 44104322325 |
7 | 10016353121 |
oct | 2073504555 |
9 | 653464278 |
10 | 284068205 |
11 | 136392713 |
12 | 7b1733a5 |
13 | 46b102c5 |
14 | 29a27581 |
15 | 19e13555 |
hex | 10ee896d |
284068205 has 4 divisors (see below), whose sum is σ = 340881852. Its totient is φ = 227254560.
The previous prime is 284068199. The next prime is 284068219. The reversal of 284068205 is 502860482.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 182844484 + 101223721 = 13522^2 + 10061^2 .
It is not a de Polignac number, because 284068205 - 222 = 279873901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28406816 + ... + 28406825.
It is an arithmetic number, because the mean of its divisors is an integer number (85220463).
Almost surely, 2284068205 is an apocalyptic number.
It is an amenable number.
284068205 is a deficient number, since it is larger than the sum of its proper divisors (56813647).
284068205 is an equidigital number, since it uses as much as digits as its factorization.
284068205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56813646.
The product of its (nonzero) digits is 30720, while the sum is 35.
The square root of 284068205 is about 16854.3230359454. The cubic root of 284068205 is about 657.3664607573.
The spelling of 284068205 in words is "two hundred eighty-four million, sixty-eight thousand, two hundred five".
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