20830081 is an odd 8-digits composite number following 20830080
and preceding 20830082 . In scientific notation, it is written as 2.0830081 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20645632 positive integers (up to 20830081) that are relatively prime to 20830081.
20830081 has 4 divisors, whose sum is 21014532
The reverse of 20830081 is 18003802
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million eight hundred thirty thousand eighty-one
Scientific notation
2.0830081 × 10^7
Engineering notation
2.0830081 × 10^6
Prime Factorization
113 × 184337
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20830081
Product of the distinct prime numbers
The prime factorization of 20830081 is 113 × 184337.
Since it has a total of 2 prime factors.
9 , 1 , 17 , 6 , 395 , 751 , 9798 , 9854 , 53322 , 81401 , 130214 , 961306 , 561145 , 6815497 , 53357246 , 11001880 , 757864256 , 772678894 , 3818857818 , 8116563341
n×2
41660162
n×3
62490243
n×4
83320324
n×5
104150405
n÷2
10415040.5
n÷3
6943360.3333333
n÷3
5207520.25
n÷5
4166016.2
n2
433892274466561
n3
9.0380112224127E+21
n4
1.8826250584177E+29
n5
3.9215232459469E+36
2 √n
4563.9983567043
3 √n
275.14628470531
4 √n
67.557370853996
5 √n
29.0896296245
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
-20830080
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 20830081 can be divided by 4 positive divisors.
The sum of these divisors (counting 20830081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011101011110000001
3
Ternary
1110012021111111
4
Quaternary
1033131132001
5
Quinary
20313030311
6
Senary
2022243321
8
Octal
117353601
10
Decimal
20830081
12
Duodecimal
6b86541
16
Hexadecimal
13dd781
20
Vigesimal
6a3f41
36
Base36
cegld
md5
7ca0f2139e800d480469c6876ac9e641
sha1
5ca5cabc0ec622fd5922dba3b4473bc61b8a3810
sha256
12cc45f41a751bb56566bb462be93b03e9e369ade62d4ff169859ec2ed697a38
sha512
09bc5a8720d8072816dfc5bc30d7b1f0e7a2b0483100fbcd1228ae641a09cf2ff6225affcc61ba4932a03fd420abf61625d230692af3559ce9bdb478589cb45b
ripemd-160
39b5518c9a87c3e32e1ae648f18e1944b120472c
Diameter
41660162
Circumference
130879258.88656
Area
1.3631127819135E+15
Volume
3.7858332879192E+22
Surface area
5.4524511276541E+15
Circumference
130879258.88656
Perimeter
83320324
Area
433892274466561
Diagonal
29458183.05553
Surface area
2603353646799366
Volume
9.0380112224127E+21
Space diagonal
36078758.617775
Perimeter
62490243
Area
1.8788086609693E+14
Altitude
18039379.308888
Surface area
1.8788086609693E+14
Volume
1.0651398373014E+21
Height
9819394.3518434