Base | Representation |
---|---|
bin | 10010110100000001… |
… | …010110101110100111 |
3 | 1221010210002120210221 |
4 | 102310001112232213 |
5 | 312332212421203 |
6 | 13140234425211 |
7 | 1313402133523 |
oct | 226401265647 |
9 | 57123076727 |
10 | 20200123303 |
11 | 8626496688 |
12 | 3ab8b92207 |
13 | 1b9bca60a9 |
14 | d98adad83 |
15 | 7d35ebabd |
hex | 4b4056ba7 |
20200123303 has 4 divisors (see below), whose sum is σ = 20359179520. Its totient is φ = 20041067088.
The previous prime is 20200123297. The next prime is 20200123379. The reversal of 20200123303 is 30332100202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20200123303 - 225 = 20166568871 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200123003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79527918 + ... + 79528171.
It is an arithmetic number, because the mean of its divisors is an integer number (5089794880).
Almost surely, 220200123303 is an apocalyptic number.
20200123303 is a deficient number, since it is larger than the sum of its proper divisors (159056217).
20200123303 is a wasteful number, since it uses less digits than its factorization.
20200123303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159056216.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 20200123303 its reverse (30332100202), we get a palindrome (50532223505).
The spelling of 20200123303 in words is "twenty billion, two hundred million, one hundred twenty-three thousand, three hundred three".
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