21050009 is an odd 8-digits composite number following 21050008
and preceding 21050010 . In scientific notation, it is written as 2.1050009 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 20753460 positive integers (up to 21050009) that are relatively prime to 21050009.
21050009 has 4 divisors, whose sum is 21346560
The reverse of 21050009 is 90005012
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million fifty thousand nine
Scientific notation
2.1050009 × 10^7
Engineering notation
2.1050009 × 10^6
Prime Factorization
71 × 296479
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21050009
Product of the distinct prime numbers
The prime factorization of 21050009 is 71 × 296479.
Since it has a total of 2 prime factors.
1 , 4 , 77 , 90 , 311 , 363 , 3231 , 8930 , 68348 , 71664 , 305890 , 540748 , 2468059 , 8586137 , 55415382 , 19346809 , 591215758 , 199761668 , 7946031413 , 4576826964
n×2
42100018
n×3
63150027
n×4
84200036
n×5
105250045
n÷2
10525004.5
n÷3
7016669.6666667
n÷3
5262502.25
n÷5
4210001.8
n2
443102878900081
n3
9.3273195887726E+21
n4
1.9634016128954E+29
n5
4.1329621622063E+36
2 √n
4588.0288795952
3 √n
276.11124567504
4 √n
67.734990068614
5 √n
29.150798614038
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
-21050008
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 21050009 can be divided by 4 positive divisors.
The sum of these divisors (counting 21050009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010011001010011001
3
Ternary
1110121110011222
4
Quaternary
1100103022121
5
Quinary
20342100014
6
Senary
2031101425
8
Octal
120231231
10
Decimal
21050009
12
Duodecimal
7071875
16
Hexadecimal
1413299
20
Vigesimal
6bb509
36
Base36
cj6ah
md5
087dff170c4ea7c3312fe6052714aae6
sha1
c24da4d41aaf7498d6b15ba826c287f2b4b7af30
sha256
6067679e3ca5fdc7ef14d9c88e4d6e958f64243cc91f03fe25bd01235a705073
sha512
491ac62834ec74f2da74a6d9114f8bcca2dc66fbb70cbd8444ea5c47ca086c59fde9260e36c259987bc5b3c1b792c59e6437be474a4a800705aafaa918651dba
ripemd-160
9e47441f297b4b55267918763a64978a3630f9db
Diameter
42100018
Circumference
132261107.2648
Area
1.392048749137E+15
Volume
3.9070184930363E+22
Surface area
5.5681949965479E+15
Circumference
132261107.2648
Perimeter
84200036
Area
443102878900081
Diagonal
29769208.215876
Surface area
2658617273400486
Volume
9.3273195887726E+21
Space diagonal
36459685.087782
Perimeter
63150027
Area
1.9186917480874E+14
Altitude
18229842.543891
Surface area
1.9186917480874E+14
Volume
1.0992351552525E+21
Height
9923069.4052919