Base | Representation |
---|---|
bin | 10000111101011… |
… | …001010110101101 |
3 | 201211101121220121 |
4 | 100331121112231 |
5 | 1040314430333 |
6 | 44122244541 |
7 | 10023315541 |
oct | 2075312655 |
9 | 654347817 |
10 | 284530093 |
11 | 136678741 |
12 | 7b356751 |
13 | 46c42603 |
14 | 29b07a21 |
15 | 19ea532d |
hex | 10f595ad |
284530093 has 4 divisors (see below), whose sum is σ = 284651388. Its totient is φ = 284408800.
The previous prime is 284530069. The next prime is 284530109. The reversal of 284530093 is 390035482.
It is a happy number.
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 44063044 + 240467049 = 6638^2 + 15507^2 .
It is a cyclic number.
It is not a de Polignac number, because 284530093 - 25 = 284530061 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 (284530193) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57058 + ... + 61843.
It is an arithmetic number, because the mean of its divisors is an integer number (71162847).
Almost surely, 2284530093 is an apocalyptic number.
It is an amenable number.
284530093 is a deficient number, since it is larger than the sum of its proper divisors (121295).
284530093 is a wasteful number, since it uses less digits than its factorization.
284530093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121294.
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 284530093 is about 16868.0198304365. The cubic root of 284530093 is about 657.7225551250.
The spelling of 284530093 in words is "two hundred eighty-four million, five hundred thirty thousand, ninety-three".
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