21083213 is an odd 8-digits composite number following 21083212
and preceding 21083214 . In scientific notation, it is written as 2.1083213 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 19420096 positive integers (up to 21083213) that are relatively prime to 21083213.
21083213 has 8 divisors, whose sum is 22799232
The reverse of 21083213 is 31238012
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million eighty-three thousand two hundred thirteen
Scientific notation
2.1083213 × 10^7
Engineering notation
2.1083213 × 10^6
Prime Factorization
47 × 17 × 26387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21083213
Product of the distinct prime numbers
The prime factorization of 21083213 is 47 × 17 × 26387.
Since it has a total of 3 prime factors.
9 , 4 , 42 , 49 , 277 , 17 , 7073 , 4072 , 96043 , 26495 , 623755 , 244464 , 4121958 , 9038519 , 72548257 , 28486947 , 488531648 , 406253846 , 2630450811 , 164574286
n×2
42166426
n×3
63249639
n×4
84332852
n×5
105416065
n÷2
10541606.5
n÷3
7027737.6666667
n÷3
5270803.25
n÷5
4216642.6
n2
444501870403369
n3
9.3715276126126E+21
n4
1.9758191279209E+29
n5
4.1656615523431E+36
2 √n
4591.6460011634
3 √n
276.25634745828
4 √n
67.76168534772
5 √n
29.159989232237
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
-21083212
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 21083213 can be divided by 8 positive divisors.
The sum of these divisors (counting 21083213) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011010001001101
3
Ternary
1110200010201202
4
Quaternary
1100123101031
5
Quinary
20344130323
6
Senary
2031515245
8
Octal
120332115
10
Decimal
21083213
12
Duodecimal
7088b25
16
Hexadecimal
141b44d
20
Vigesimal
6bf80d
36
Base36
cjvwt
md5
0be991f613f809af342b55381efd89c8
sha1
f1b6e2b591078da857626a5ab4c1a6cd46c7a6d2
sha256
847926af8a8d57185c66832738589ed5e1e1590494141bd7f2e1afff5e2ebfa7
sha512
b77d4d26a91264d556607d2393c7b415dad258890d45685d47051e610e7ca7570a27008f328724848e168e1ababac65e1e8e4f44d1ef8a049be0f3643b18107c
ripemd-160
1f942e3095d1101f248ddeb53ef97ed55c563613
Diameter
42166426
Circumference
132469734.14974
Area
1.3964438105661E+15
Volume
3.9255363067597E+22
Surface area
5.5857752422646E+15
Circumference
132469734.14974
Perimeter
84332852
Area
444501870403369
Diagonal
29816165.763001
Surface area
2667011222420214
Volume
9.3715276126126E+21
Space diagonal
36517196.102797
Perimeter
63249639
Area
1.9247495589951E+14
Altitude
18258598.051398
Surface area
1.9247495589951E+14
Volume
1.1044451208259E+21
Height
9938721.9210002