21132009 is an odd 8-digits composite number following 21132008
and preceding 21132010 . In scientific notation, it is written as 2.1132009 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 12702096 positive integers (up to 21132009) that are relatively prime to 21132009.
21132009 has 16 divisors, whose sum is 24672000
The reverse of 21132009 is 90023112
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million one hundred thirty-two thousand nine
Scientific notation
2.1132009 × 10^7
Engineering notation
2.1132009 × 10^6
Prime Factorization
513 × 9 × 23 × 199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21132009
Product of the distinct prime numbers
The prime factorization of 21132009 is 513 × 9 × 23 × 199.
Since it has a total of 4 prime factors.
7 , 2 , 5 , 94 , 641 , 355 , 8695 , 8749 , 25302 , 25635 , 254000 , 862857 , 3601764 , 3539332 , 63102343 , 8111546 , 934843552 , 437570978 , 2871618072 , 1867623577
n×2
42264018
n×3
63396027
n×4
84528036
n×5
105660045
n÷2
10566004.5
n÷3
7044003
n÷3
5283002.25
n÷5
4226401.8
n2
446561804376081
n3
9.4367480691316E+21
n4
1.9941744512762E+29
n5
4.2140912451939E+36
2 √n
4596.9564931594
3 √n
276.46931022852
4 √n
67.800859088653
5 √n
29.173474609234
1 , 9 , 23 , 199 , 207 , 513 , 1791 , 4577 , 4617 , 11799 , 41193 , 102087 , 106191 , 918783 , 2348001 , 21132009
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21132008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21132009 can be divided by 16 positive divisors.
The sum of these divisors (counting 21132009) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100111001011101001
3
Ternary
1110202121200000
4
Quaternary
1100213023221
5
Quinary
20402211014
6
Senary
2032533213
8
Octal
120471351
10
Decimal
21132009
12
Duodecimal
70b1209
16
Hexadecimal
14272e9
20
Vigesimal
6c1a09
36
Base36
ckxk9
md5
a2805576c14996a993c909e426c9fdbe
sha1
9327633352c220bf52f89c75b487f5f9fde42629
sha256
436fc785a6661c93a344a6a2c677033e86e5923d4a9418a39890f3ef44dd510f
sha512
c1542c0db5b9b77f4039f439736b12c63c9ccb8c1b3b30eefb09f9673287f551a3b3165abcb026c1d3c5703cd69c3439aeddbf1dd1486e1c88a8ab38dc7e36f4
ripemd-160
f6b0fad294219f3684f150c0b6a67b22463a869c
Diameter
42264018
Circumference
132776328.45999
Area
1.4029152840017E+15
Volume
3.9528557877015E+22
Surface area
5.6116611360068E+15
Circumference
132776328.45999
Perimeter
84528036
Area
446561804376081
Diagonal
29885173.72799
Surface area
2679370826256486
Volume
9.4367480691316E+21
Space diagonal
36601713.254003
Perimeter
63396027
Area
1.9336693347475E+14
Altitude
18300856.627001
Surface area
1.9336693347475E+14
Volume
1.1121314253387E+21
Height
9961724.5759968