Base | Representation |
---|---|
bin | 10010110100000101… |
… | …100101001111000111 |
3 | 1221010212011212200222 |
4 | 102310011211033013 |
5 | 312333003400203 |
6 | 13140314254555 |
7 | 1313414430041 |
oct | 226405451707 |
9 | 57125155628 |
10 | 20201231303 |
11 | 8627083090 |
12 | 3ab942745b |
13 | 1b9c2a3506 |
14 | d98d08a91 |
15 | 7d376a038 |
hex | 4b41653c7 |
20201231303 has 8 divisors (see below), whose sum is σ = 22285322640. Its totient is φ = 18158409280.
The previous prime is 20201231299. The next prime is 20201231327. The reversal of 20201231303 is 30313210202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20201231303 - 22 = 20201231299 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 (20201231333) 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 7 ways as a sum of consecutive naturals, for example, 10316300 + ... + 10318257.
It is an arithmetic number, because the mean of its divisors is an integer number (2785665330).
Almost surely, 220201231303 is an apocalyptic number.
20201231303 is a deficient number, since it is larger than the sum of its proper divisors (2084091337).
20201231303 is a wasteful number, since it uses less digits than its factorization.
20201231303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20634657.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20201231303 its reverse (30313210202), we get a palindrome (50514441505).
The spelling of 20201231303 in words is "twenty billion, two hundred one million, two hundred thirty-one thousand, three hundred three".
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