Base | Representation |
---|---|
bin | 100110110101… |
… | …0010001010110 |
3 | 1102022022020112 |
4 | 1031222101112 |
5 | 20202430410 |
6 | 2004203022 |
7 | 335020304 |
oct | 115522126 |
9 | 42268215 |
10 | 20358230 |
11 | 10545492 |
12 | 6999472 |
13 | 42aa4b9 |
14 | 29bd274 |
15 | 1bc2105 |
hex | 136a456 |
20358230 has 8 divisors (see below), whose sum is σ = 36644832. Its totient is φ = 8143288.
The previous prime is 20358229. The next prime is 20358241. The reversal of 20358230 is 3285302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20358196 and 20358205.
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, 1017902 + ... + 1017921.
It is an arithmetic number, because the mean of its divisors is an integer number (4580604).
Almost surely, 220358230 is an apocalyptic number.
20358230 is a deficient number, since it is larger than the sum of its proper divisors (16286602).
20358230 is a wasteful number, since it uses less digits than its factorization.
20358230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2035830.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 20358230 is about 4512.0095301318. The cubic root of 20358230 is about 273.0528237981.
The spelling of 20358230 in words is "twenty million, three hundred fifty-eight thousand, two hundred thirty".
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