Base | Representation |
---|---|
bin | 11010011011001… |
… | …101110011000100 |
3 | 1010220020002220211 |
4 | 122123031303010 |
5 | 1401443421040 |
6 | 111554205204 |
7 | 13662226222 |
oct | 3233156304 |
9 | 1126202824 |
10 | 443342020 |
11 | 208289470 |
12 | 104583804 |
13 | 70b08374 |
14 | 42c47b12 |
15 | 28dc58ea |
hex | 1a6cdcc4 |
443342020 has 96 divisors (see below), whose sum is σ = 1086172416. Its totient is φ = 150374400.
The previous prime is 443341967. The next prime is 443342027. The reversal of 443342020 is 20243344.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 443341982 and 443342000.
It is not an unprimeable number, because it can be changed into a prime (443342027) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206392 + ... + 208528.
It is an arithmetic number, because the mean of its divisors is an integer number (11314296).
Almost surely, 2443342020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 443342020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543086208).
443342020 is an abundant number, since it is smaller than the sum of its proper divisors (642830396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
443342020 is a wasteful number, since it uses less digits than its factorization.
443342020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 443342020 is about 21055.6885425293. The cubic root of 443342020 is about 762.5113254611.
Adding to 443342020 its reverse (20243344), we get a palindrome (463585364).
The spelling of 443342020 in words is "four hundred forty-three million, three hundred forty-two thousand, twenty".
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