Base | Representation |
---|---|
bin | 111100001101101… |
… | …1000000011010001 |
3 | 12012210211002211002 |
4 | 1320123120003101 |
5 | 13114213123241 |
6 | 532253031345 |
7 | 101032322252 |
oct | 17033300321 |
9 | 5183732732 |
10 | 2020442321 |
11 | 94753a247 |
12 | 484785555 |
13 | 262783c01 |
14 | 15249ab29 |
15 | bc59e89b |
hex | 786d80d1 |
2020442321 has 8 divisors (see below), whose sum is σ = 2077977888. Its totient is φ = 1963300000.
The previous prime is 2020442293. The next prime is 2020442323. The reversal of 2020442321 is 1232440202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2020442321 - 218 = 2020180177 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2020442293 and 2020442302.
It is not an unprimeable number, because it can be changed into a prime (2020442323) 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, 87875 + ... + 108456.
It is an arithmetic number, because the mean of its divisors is an integer number (259747236).
Almost surely, 22020442321 is an apocalyptic number.
It is an amenable number.
2020442321 is a deficient number, since it is larger than the sum of its proper divisors (57535567).
2020442321 is a wasteful number, since it uses less digits than its factorization.
2020442321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196623.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 2020442321 is about 44949.3305956830. The cubic root of 2020442321 is about 1264.1991256233.
Adding to 2020442321 its reverse (1232440202), we get a palindrome (3252882523).
The spelling of 2020442321 in words is "two billion, twenty million, four hundred forty-two thousand, three hundred twenty-one".
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