21082953 is an odd 8-digits composite number following 21082952
and preceding 21082954 . In scientific notation, it is written as 2.1082953 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13857200 positive integers (up to 21082953) that are relatively prime to 21082953.
21082953 has 8 divisors, whose sum is 28506816
The reverse of 21082953 is 35928012
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million eighty-two thousand nine hundred fifty-three
Scientific notation
2.1082953 × 10^7
Engineering notation
2.1082953 × 10^6
Prime Factorization
3 × 71 × 98981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21082953
Product of the distinct prime numbers
The prime factorization of 21082953 is 3 × 71 × 98981.
Since it has a total of 3 prime factors.
4 , 10 , 27 , 51 , 875 , 925 , 1170 , 3622 , 47818 , 84382 , 123039 , 591259 , 7003606 , 5714866 , 99051092 , 79036398 , 159947544 , 518717124 , 8768740458 , 4114603518
n×2
42165906
n×3
63248859
n×4
84331812
n×5
105414765
n÷2
10541476.5
n÷3
7027651
n÷3
5270738.25
n÷5
4216590.6
n2
444490907200209
n3
9.3711809054294E+21
n4
1.9757216658366E+29
n5
4.1654047021916E+36
2 √n
4591.617688789
3 √n
276.25521184792
4 √n
67.761476436018
5 √n
29.159917311182
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
-21082952
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 21082953 can be divided by 8 positive divisors.
The sum of these divisors (counting 21082953) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011001101001001
3
Ternary
1110200010101010
4
Quaternary
1100123031021
5
Quinary
20344123303
6
Senary
2031514133
8
Octal
120331511
10
Decimal
21082953
12
Duodecimal
7088949
16
Hexadecimal
141b349
20
Vigesimal
6bf77d
36
Base36
cjvpl
md5
2002eeb06c1e4affe57ab9bfc5d4bcc1
sha1
23765ee43184ecea87090df50da6c47323ffdf94
sha256
5b9e889538ca1d769d6e82fd7a246bee81a3fcdb47c64b0280addaf7d7b4e14c
sha512
7032d543e0a8a45bc52f89105f9a477aa4107dd5f3ae12b57891051888994fecd4452e475848743439e6a70b7dcf479cea3866201059b0c0a552aeeb9aa0fadd
ripemd-160
708c1ea209c40876ff426d605955aadf59627503
Diameter
42165906
Circumference
132468100.52156
Area
1.3964093686476E+15
Volume
3.9253910783944E+22
Surface area
5.5856374745906E+15
Circumference
132468100.52156
Perimeter
84331812
Area
444490907200209
Diagonal
29815798.067475
Surface area
2666945443201254
Volume
9.3711809054294E+21
Space diagonal
36516745.769587
Perimeter
63248859
Area
1.9247020869329E+14
Altitude
18258372.884793
Surface area
1.9247020869329E+14
Volume
1.1044042609925E+21
Height
9938599.3558248