Base | Representation |
---|---|
bin | 100111100000… |
… | …1001100101011 |
3 | 1102222101122200 |
4 | 1033001030223 |
5 | 20300324113 |
6 | 2015551243 |
7 | 341032332 |
oct | 117011453 |
9 | 42871580 |
10 | 20714283 |
11 | 10768a47 |
12 | 6b2b523 |
13 | 43a3595 |
14 | 2a72d19 |
15 | 1c42873 |
hex | 13c132b |
20714283 has 12 divisors (see below), whose sum is σ = 31221840. Its totient is φ = 13208976.
The previous prime is 20714249. The next prime is 20714303. The reversal of 20714283 is 38241702.
It is not a de Polignac number, because 20714283 - 26 = 20714219 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (20714383) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49828 + ... + 50241.
It is an arithmetic number, because the mean of its divisors is an integer number (2601820).
Almost surely, 220714283 is an apocalyptic number.
20714283 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20714283 is a deficient number, since it is larger than the sum of its proper divisors (10507557).
20714283 is a wasteful number, since it uses less digits than its factorization.
20714283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100098 (or 100095 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 20714283 is about 4551.2946509757. The cubic root of 20714283 is about 274.6354751462.
Adding to 20714283 its reverse (38241702), we get a palindrome (58955985).
The spelling of 20714283 in words is "twenty million, seven hundred fourteen thousand, two hundred eighty-three".
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