Base | Representation |
---|---|
bin | 100110111000… |
… | …0100111110110 |
3 | 1102100121221002 |
4 | 1031300213312 |
5 | 20204243441 |
6 | 2004523302 |
7 | 335156201 |
oct | 115604766 |
9 | 42317832 |
10 | 20384246 |
11 | 10562a93 |
12 | 69b0532 |
13 | 42b92ac |
14 | 29c8938 |
15 | 1bc9b9b |
hex | 13709f6 |
20384246 has 8 divisors (see below), whose sum is σ = 30603960. Its totient is φ = 10182928.
The previous prime is 20384239. The next prime is 20384251. The reversal of 20384246 is 64248302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon 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, 1376 + ... + 6531.
It is an arithmetic number, because the mean of its divisors is an integer number (3825495).
Almost surely, 220384246 is an apocalyptic number.
20384246 is a deficient number, since it is larger than the sum of its proper divisors (10219714).
20384246 is a wasteful number, since it uses less digits than its factorization.
20384246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9198.
The product of its (nonzero) digits is 9216, while the sum is 29.
The square root of 20384246 is about 4514.8915823085. The cubic root of 20384246 is about 273.1690866630.
The spelling of 20384246 in words is "twenty million, three hundred eighty-four thousand, two hundred forty-six".
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