Base | Representation |
---|---|
bin | 100110111101… |
… | …1000100110111 |
3 | 1102102210122220 |
4 | 1031323010313 |
5 | 20212131223 |
6 | 2005453423 |
7 | 335425056 |
oct | 115730467 |
9 | 42383586 |
10 | 20427063 |
11 | 10592178 |
12 | 6a11273 |
13 | 4302927 |
14 | 29da39d |
15 | 1bd76e3 |
hex | 137b137 |
20427063 has 8 divisors (see below), whose sum is σ = 27500928. Its totient is φ = 13485624.
The previous prime is 20427041. The next prime is 20427067. The reversal of 20427063 is 36072402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20427063 - 25 = 20427031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20427067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32745 + ... + 33362.
It is an arithmetic number, because the mean of its divisors is an integer number (3437616).
Almost surely, 220427063 is an apocalyptic number.
20427063 is a deficient number, since it is larger than the sum of its proper divisors (7073865).
20427063 is a wasteful number, since it uses less digits than its factorization.
20427063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66213.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 20427063 is about 4519.6308477574. The cubic root of 20427063 is about 273.3602163063.
Adding to 20427063 its reverse (36072402), we get a palindrome (56499465).
The spelling of 20427063 in words is "twenty million, four hundred twenty-seven thousand, sixty-three".
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