Base | Representation |
---|---|
bin | 100111101010… |
… | …0001111001011 |
3 | 1110010100121222 |
4 | 1033110033023 |
5 | 20310323032 |
6 | 2021352255 |
7 | 341505566 |
oct | 117241713 |
9 | 43110558 |
10 | 20792267 |
11 | 108115a1 |
12 | 6b6868b |
13 | 43ccc22 |
14 | 2a934dd |
15 | 1c5aa12 |
hex | 13d43cb |
20792267 has 2 divisors, whose sum is σ = 20792268. Its totient is φ = 20792266.
The previous prime is 20792257. The next prime is 20792273. The reversal of 20792267 is 76229702.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20792267 - 214 = 20775883 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (20792237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10396133 + 10396134.
It is an arithmetic number, because the mean of its divisors is an integer number (10396134).
Almost surely, 220792267 is an apocalyptic number.
20792267 is a deficient number, since it is larger than the sum of its proper divisors (1).
20792267 is an equidigital number, since it uses as much as digits as its factorization.
20792267 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 21168, while the sum is 35.
The square root of 20792267 is about 4559.8538353767. The cubic root of 20792267 is about 274.9796877559.
The spelling of 20792267 in words is "twenty million, seven hundred ninety-two thousand, two hundred sixty-seven".
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