20081443 is an odd 8-digits composite number following 20081442
and preceding 20081444 . In scientific notation, it is written as 2.0081443 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20068840 positive integers (up to 20081443) that are relatively prime to 20081443.
20081443 has 4 divisors, whose sum is 20094048
The reverse of 20081443 is 34418002
Previous prime number is 1871
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million eighty-one thousand four hundred forty-three
Scientific notation
2.0081443 × 10^7
Engineering notation
2.0081443 × 10^6
Prime Factorization
1871 × 10733
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20081443
Product of the distinct prime numbers
The prime factorization of 20081443 is 1871 × 10733.
Since it has a total of 2 prime factors.
7 , 9 , 81 , 51 , 964 , 581 , 1426 , 3682 , 14764 , 42540 , 19012 , 722641 , 1844931 , 2244868 , 88875230 , 63810188 , 340709434 , 206501492 , 3064492881 , 3755261718
n×2
40162886
n×3
60244329
n×4
80325772
n×5
100407215
n÷2
10040721.5
n÷3
6693814.3333333
n÷3
5020360.75
n÷5
4016288.6
n2
403264352962249
n3
8.0981301179433E+21
n4
1.6262213837006E+29
n5
3.2656872022165E+36
2 √n
4481.2323081938
3 √n
271.80971318252
4 √n
66.942007052327
5 √n
28.877459495593
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081442
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081443 can be divided by 4 positive divisors.
The sum of these divisors (counting 20081443) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100110101100100011
3
Ternary
1101210020120011
4
Quaternary
1030212230203
5
Quinary
20120101233
6
Senary
1554225351
8
Octal
114465443
10
Decimal
20081443
12
Duodecimal
6885257
16
Hexadecimal
1326b23
20
Vigesimal
65a3c3
36
Base36
byexv
md5
245d43346d20fb033fb82f7ccb2916d1
sha1
73961c4a9c0047445641ed518787b79d1ca79f0d
sha256
238cc17966f13b895d893de3416781786c259caef8602225e65948c671c1f11f
sha512
78a22b787c80db7cf5192bcd95944523776cd54b0eb31d65330b2718d669e2c909b59397a4e9db94a63e5fbe03e47d9e3df08ceafae9aaeca8e923d4d492a8d5
ripemd-160
e531125958e60a9447df651fd6af49ad951fdc80
Diameter
40162886
Circumference
126175427.60456
Area
1.2668923287208E+15
Volume
3.3921368115126E+22
Surface area
5.0675693148834E+15
Circumference
126175427.60456
Perimeter
80325772
Area
403264352962249
Diagonal
28399449.042622
Surface area
2419586117773494
Volume
8.0981301179433E+21
Space diagonal
34782079.565298
Perimeter
60244329
Area
1.74618587053E+14
Altitude
17391039.782649
Surface area
1.74618587053E+14
Volume
9.5437378688812E+20
Height
9466483.0142074