Base | Representation |
---|---|
bin | 10000111101010… |
… | …011000000010101 |
3 | 201211100022020100 |
4 | 100331103000111 |
5 | 1040313112320 |
6 | 44121524313 |
7 | 10023146655 |
oct | 2075230025 |
9 | 654308210 |
10 | 284504085 |
11 | 136660148 |
12 | 7b343699 |
13 | 46c33818 |
14 | 29adc365 |
15 | 19e9c790 |
hex | 10f53015 |
284504085 has 12 divisors (see below), whose sum is σ = 493140492. Its totient is φ = 151735488.
The previous prime is 284504057. The next prime is 284504093. The reversal of 284504085 is 580405482.
It can be written as a sum of positive squares in 2 ways, for example, as 77316849 + 207187236 = 8793^2 + 14394^2 .
It is not a de Polignac number, because 284504085 - 214 = 284487701 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3161112 + ... + 3161201.
It is an arithmetic number, because the mean of its divisors is an integer number (41095041).
Almost surely, 2284504085 is an apocalyptic number.
It is an amenable number.
284504085 is a deficient number, since it is larger than the sum of its proper divisors (208636407).
284504085 is a wasteful number, since it uses less digits than its factorization.
284504085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6322324 (or 6322321 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 36.
The square root of 284504085 is about 16867.2488865256. The cubic root of 284504085 is about 657.7025143983.
The spelling of 284504085 in words is "two hundred eighty-four million, five hundred four thousand, eighty-five".
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