Base | Representation |
---|---|
bin | 111100001101101… |
… | …0101100111001011 |
3 | 12012210210121010002 |
4 | 1320123111213023 |
5 | 13114212313311 |
6 | 532252513215 |
7 | 101032251161 |
oct | 17033254713 |
9 | 5183717102 |
10 | 2020432331 |
11 | 947532795 |
12 | 48477b80b |
13 | 26277c4b8 |
14 | 152497231 |
15 | bc59b93b |
hex | 786d59cb |
2020432331 has 4 divisors (see below), whose sum is σ = 2021397000. Its totient is φ = 2019467664.
The previous prime is 2020432327. The next prime is 2020432333. The reversal of 2020432331 is 1332340202.
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 2020432331 - 22 = 2020432327 is a prime.
It is a super-2 number, since 2×20204323312 = 8164293608300187122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2020432333) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479186 + ... + 483383.
It is an arithmetic number, because the mean of its divisors is an integer number (505349250).
Almost surely, 22020432331 is an apocalyptic number.
2020432331 is a deficient number, since it is larger than the sum of its proper divisors (964669).
2020432331 is an equidigital number, since it uses as much as digits as its factorization.
2020432331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 964668.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 2020432331 is about 44949.2194704202. The cubic root of 2020432331 is about 1264.1970420251.
Adding to 2020432331 its reverse (1332340202), we get a palindrome (3352772533).
The spelling of 2020432331 in words is "two billion, twenty million, four hundred thirty-two thousand, three hundred thirty-one".
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