20921411 is an odd 8-digits composite number following 20921410
and preceding 20921412 . In scientific notation, it is written as 2.0921411 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 17899200 positive integers (up to 20921411) that are relatively prime to 20921411.
20921411 has 8 divisors, whose sum is 23954784
The reverse of 20921411 is 11412902
Previous prime number is 601
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million nine hundred twenty-one thousand four hundred eleven
Scientific notation
2.0921411 × 10^7
Engineering notation
2.0921411 × 10^6
Prime Factorization
7 × 601 × 4973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20921411
Product of the distinct prime numbers
The prime factorization of 20921411 is 7 × 601 × 4973.
Since it has a total of 3 prime factors.
9 , 2 , 76 , 40 , 46 , 866 , 6585 , 3723 , 34165 , 6892 , 615956 , 39269 , 8628242 , 2189889 , 61591219 , 63284746 , 570069648 , 17089382 , 8626092941 , 186799830
n×2
41842822
n×3
62764233
n×4
83685644
n×5
104607055
n÷2
10460705.5
n÷3
6973803.6666667
n÷3
5230352.75
n÷5
4184282.2
n2
437705438230921
n3
9.1574153701642E+21
n4
1.9158605065692E+29
n5
4.0082505076603E+36
2 √n
4573.9928946163
3 √n
275.54782695858
4 √n
67.631301145374
5 √n
29.115093842803
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20921410
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20921411 can be divided by 8 positive divisors.
The sum of these divisors (counting 20921411) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110011110001000011
3
Ternary
1110100220210002
4
Quaternary
1033303301003
5
Quinary
20323441121
6
Senary
2024230215
8
Octal
117636103
10
Decimal
20921411
12
Duodecimal
700b36b
16
Hexadecimal
13f3c43
20
Vigesimal
6af3ab
36
Base36
cgf2b
md5
8160d2f34b8d5127bcbf5ce272e679e0
sha1
97ab788c54410ddd0c11cf2649f2dd7fc2d37d0d
sha256
350c9c6955882373d958852ba758b39c075d5844304920a524f614eff8a4e38d
sha512
aa4ffbbf65b6f05a44021e4a5ca83ceaa8c559f9aa42ae12ac669f37fcfbd87dd3b5bbcf193bbe9f5a655353ea6f0b92ed4a66e0a141ff7c352e55de30a39954
ripemd-160
f27c19f5ce2d84a498983847eb2264a5f834db88
Diameter
41842822
Circumference
131453102.20067
Area
1.3750921891826E+15
Volume
3.8358491803704E+22
Surface area
5.5003687567302E+15
Circumference
131453102.20067
Perimeter
83685644
Area
437705438230921
Diagonal
29587343.180182
Surface area
2626232629385526
Volume
9.1574153701642E+21
Space diagonal
36236946.81803
Perimeter
62764233
Area
1.8953201444129E+14
Altitude
18118473.409015
Surface area
1.8953201444129E+14
Volume
1.0792117510642E+21
Height
9862447.7267272