21082938 is an even 8-digits composite number following 21082937
and preceding 21082939 . In scientific notation, it is written as 2.1082938 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 6856160 positive integers (up to 21082938) that are relatively prime to 21082938.
21082938 has 16 divisors, whose sum is 43194816
The reverse of 21082938 is 83928012
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million eighty-two thousand nine hundred thirty-eight
Scientific notation
2.1082938 × 10^7
Engineering notation
2.1082938 × 10^6
Prime Factorization
2 × 3 × 41 × 85703
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21082938
Product of the distinct prime numbers
The prime factorization of 21082938 is 2 × 3 × 41 × 85703.
Since it has a total of 4 prime factors.
7 , 10 , 72 , 92 , 343 , 772 , 8797 , 7199 , 9795 , 13402 , 410569 , 349393 , 3550893 , 1917093 , 87680431 , 4520124 , 199549398 , 420202614 , 192839772 , 4775765238
n×2
42165876
n×3
63248814
n×4
84331752
n×5
105414690
n÷2
10541469
n÷3
7027646
n÷3
5270734.5
n÷5
4216587.6
n2
444490274711844
n3
9.3711609033528E+21
n4
1.9757160431341E+29
n5
4.1653898843002E+36
2 √n
4591.6160553775
3 √n
276.25514633165
4 √n
67.761464383361
5 √n
29.159913161868
1 , 2 , 3 , 6 , 41 , 82 , 123 , 246 , 85703 , 171406 , 257109 , 514218 , 3513823 , 7027646 , 10541469 , 21082938
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
-21082937
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 21082938 can be divided by 16 positive divisors.
The sum of these divisors (counting 21082938) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011011001100111010
3
Ternary
1110200010100120
4
Quaternary
1100123030322
5
Quinary
20344123223
6
Senary
2031514110
8
Octal
120331472
10
Decimal
21082938
12
Duodecimal
7088936
16
Hexadecimal
141b33a
20
Vigesimal
6bf76i
36
Base36
cjvp6
md5
bdfb8cf1cfce8592da8ed3c0f196abf4
sha1
dfeeb4e9b6bd56d5f6912080e0495b42bdda130e
sha256
e38e81893fe9a43309b3c9a280f7c3a83e4c559cc3fa5a2ad3d709e80d889a27
sha512
015008bc6dd4c64cbfe7447b8adedcc9b66f27cfb0607c976788b9c2e0750d5aea1d1ac5118749dc401a0720d8aea0197c982fe73a9f6f18ddd53674abe8bb9d
ripemd-160
6cae52d7beb036c45b72dbd93b89292aacfd8042
Diameter
42165876
Circumference
132468006.27378
Area
1.3964073816268E+15
Volume
3.9253826999441E+22
Surface area
5.5856295265074E+15
Circumference
132468006.27378
Perimeter
84331752
Area
444490274711844
Diagonal
29815776.854271
Surface area
2666941648271064
Volume
9.3711609033528E+21
Space diagonal
36516719.788825
Perimeter
63248814
Area
1.9246993481779E+14
Altitude
18258359.894412
Surface area
1.9246993481779E+14
Volume
1.1044019037252E+21
Height
9938592.284757