Base | Representation |
---|---|
bin | 100110011111… |
… | …1110011011010 |
3 | 1101222110122000 |
4 | 1030333303122 |
5 | 20131344112 |
6 | 2000341430 |
7 | 333364206 |
oct | 114776332 |
9 | 41873560 |
10 | 20184282 |
11 | 10436828 |
12 | 6914876 |
13 | 4249281 |
14 | 2975b06 |
15 | 1b8a7dc |
hex | 133fcda |
20184282 has 16 divisors (see below), whose sum is σ = 44854080. Its totient is φ = 6728076.
The previous prime is 20184257. The next prime is 20184299. The reversal of 20184282 is 28248102.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186838 + ... + 186945.
It is an arithmetic number, because the mean of its divisors is an integer number (2803380).
Almost surely, 220184282 is an apocalyptic number.
20184282 is an abundant number, since it is smaller than the sum of its proper divisors (24669798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20184282 is a wasteful number, since it uses less digits than its factorization.
20184282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373794 (or 373788 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 20184282 is about 4492.6920660112. The cubic root of 20184282 is about 272.2729112760.
The spelling of 20184282 in words is "twenty million, one hundred eighty-four thousand, two hundred eighty-two".
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