20298081 is an odd 8-digits composite number following 20298080
and preceding 20298082 . In scientific notation, it is written as 2.0298081 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13532052 positive integers (up to 20298081) that are relatively prime to 20298081.
20298081 has 4 divisors, whose sum is 27064112
The reverse of 20298081 is 18089202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred ninety-eight thousand eighty-one
Scientific notation
2.0298081 × 10^7
Engineering notation
2.0298081 × 10^6
Prime Factorization
3 × 6766027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20298081
Product of the distinct prime numbers
The prime factorization of 20298081 is 3 × 6766027.
Since it has a total of 2 prime factors.
3 , 2 , 25 , 71 , 210 , 168 , 7386 , 5379 , 51667 , 36275 , 261543 , 361847 , 2307043 , 1792628 , 39916330 , 97306589 , 738978940 , 494286306 , 6934316375 , 7585713366
n×2
40596162
n×3
60894243
n×4
81192324
n×5
101490405
n÷2
10149040.5
n÷3
6766027
n÷3
5074520.25
n÷5
4059616.2
n2
412012092282561
n3
8.3630548221309E+21
n4
1.6975396418705E+29
n5
3.4456797151399E+36
2 √n
4505.339165923
3 √n
272.78364427673
4 √n
67.121823320907
5 √n
28.939498193474
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
-20298080
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 20298081 can be divided by 4 positive divisors.
The sum of these divisors (counting 20298081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011011100101100001
3
Ternary
1102012020201210
4
Quaternary
1031123211201
5
Quinary
20144014311
6
Senary
2003020333
8
Octal
115334541
10
Decimal
20298081
12
Duodecimal
696a6a9
16
Hexadecimal
135b961
20
Vigesimal
66h541
36
Base36
c323l
md5
c91b7e3411fb3ffe1da238e170d2dd8a
sha1
816c192ea4ce43dafd82064f4a4d3a9c0b1b4c83
sha256
8644a1f9da805878ff8cb4f8f85c63aa1d98829f76dab6ef1826d6947b20613c
sha512
1a79c531cfdde65827e20acfd8e20acb8f5dbbf3d30b67fefc5ec223c539c4235b24526b051664d3cfe38301110e465b6dde5078b57d39f12fff0e662674c198
ripemd-160
e537290dbb371df5e28fbe43cb2e51aeba3381d4
Diameter
40596162
Circumference
127536604.30314
Area
1.2943741623051E+15
Volume
3.5031082121033E+22
Surface area
5.1774966492202E+15
Circumference
127536604.30314
Perimeter
81192324
Area
412012092282561
Diagonal
28705821.440348
Surface area
2472072553695366
Volume
8.3630548221309E+21
Space diagonal
35157307.588148
Perimeter
60894243
Area
1.7840646929154E+14
Altitude
17578653.794074
Surface area
1.7840646929154E+14
Volume
9.8559546269394E+20
Height
9568607.1467825