20804843 is an odd 8-digits composite number following 20804842
and preceding 20804844 . In scientific notation, it is written as 2.0804843 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20463720 positive integers (up to 20804843) that are relatively prime to 20804843.
20804843 has 4 divisors, whose sum is 21145968
The reverse of 20804843 is 34840802
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred four thousand eight hundred forty-three
Scientific notation
2.0804843 × 10^7
Engineering notation
2.0804843 × 10^6
Prime Factorization
61 × 341063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20804843
Product of the distinct prime numbers
The prime factorization of 20804843 is 61 × 341063.
Since it has a total of 2 prime factors.
5 , 7 , 48 , 89 , 78 , 796 , 9286 , 9266 , 28312 , 79395 , 491273 , 442835 , 24235 , 860131 , 25955115 , 42508571 , 704033186 , 690191908 , 4514760836 , 245011287
n×2
41609686
n×3
62414529
n×4
83219372
n×5
104024215
n÷2
10402421.5
n÷3
6934947.6666667
n÷3
5201210.75
n÷5
4160968.6
n2
432841492254649
n3
9.0051992902437E+21
n4
1.8735175741723E+29
n5
3.8978238988396E+36
2 √n
4561.2326184925
3 √n
275.0351161768
4 √n
67.536898200114
5 √n
29.082577130172
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
-20804842
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 20804843 can be divided by 4 positive divisors.
The sum of these divisors (counting 20804843) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111010011101011
3
Ternary
1110010222212202
4
Quaternary
1033113103223
5
Quinary
20311223333
6
Senary
2021530415
8
Octal
117272353
10
Decimal
20804843
12
Duodecimal
6b73a0b
16
Hexadecimal
13d74eb
20
Vigesimal
6a0c23
36
Base36
cdx4b
md5
b63799729c229b79b26f603ca8563f29
sha1
0399202280222309b9393b3fe122d2e20be4a4d0
sha256
769671967d5f63ecc9ead3f6846d9b3392a6fccafce3b73ebc61eab355456561
sha512
11880853463c961fc5463d2a69a8e0ee5e3c5cdfd1c9637c3af6b6819d7ec7b70486f834dbb3e891a9467afe5fb051d5f0d6a50f81bde7fa8ad87450fba764b7
ripemd-160
6e47f6e6d7d7798572adb5620651f416f36f182e
Diameter
41609686
Circumference
130720683.85578
Area
1.359811652236E+15
Volume
3.7720890579122E+22
Surface area
5.4392466089442E+15
Circumference
130720683.85578
Perimeter
83219372
Area
432841492254649
Diagonal
29422491.133643
Surface area
2597048953527894
Volume
9.0051992902437E+21
Space diagonal
36035045.119494
Perimeter
62414529
Area
1.8742586405225E+14
Altitude
18017522.559747
Surface area
1.8742586405225E+14
Volume
1.0612729140113E+21
Height
9807497.0445477