20678009 is an odd 8-digits composite number following 20678008
and preceding 20678010 . In scientific notation, it is written as 2.0678009 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 18516960 positive integers (up to 20678009) that are relatively prime to 20678009.
20678009 has 8 divisors, whose sum is 22895328
The reverse of 20678009 is 90087602
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred seventy-eight thousand nine
Scientific notation
2.0678009 × 10^7
Engineering notation
2.0678009 × 10^6
Prime Factorization
11 × 67 × 28057
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20678009
Product of the distinct prime numbers
The prime factorization of 20678009 is 11 × 67 × 28057.
Since it has a total of 3 prime factors.
9 , 8 , 100 , 40 , 202 , 917 , 1261 , 9949 , 25238 , 26290 , 571994 , 932095 , 175181 , 9455788 , 35925985 , 95747184 , 14219104 , 903779525 , 9986918504 , 7627362574
n×2
41356018
n×3
62034027
n×4
82712036
n×5
103390045
n÷2
10339004.5
n÷3
6892669.6666667
n÷3
5169502.25
n÷5
4135601.8
n2
427580056204081
n3
8.8415042504085E+21
n4
1.8282470446349E+29
n5
3.7804508843183E+36
2 √n
4547.3078848919
3 √n
274.47507136456
4 √n
67.43372957869
5 √n
29.047030718187
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
-20678008
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 20678009 can be divided by 8 positive divisors.
The sum of these divisors (counting 20678009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111000010101111001
3
Ternary
1102220112220012
4
Quaternary
1032320111321
5
Quinary
20243144014
6
Senary
2015111305
8
Octal
116702571
10
Decimal
20678009
12
Duodecimal
6b12535
16
Hexadecimal
13b8579
20
Vigesimal
694f09
36
Base36
cb795
md5
90ec76f7bc5ffef9809fc151801fa550
sha1
b11bfbf092e9bf4bbcaee1b5f6f6c9ea66a00485
sha256
b54dc4bb66de3acee45fcdff68cd67595cfd5f6ec017f7e72196851916013d98
sha512
37624f844db5d29f682434373861c396741f95bc59dce2fe9fd5300cdb3db348920f62199ab4046cd552d108e2345ab1c2aca22f6940bfe9ede98c00acd14576
ripemd-160
b6f20ee9729b5df027e62cc5a134587a90e84bee
Diameter
41356018
Circumference
129923762.33053
Area
1.3432823633923E+15
Volume
3.7035206399688E+22
Surface area
5.373129453569E+15
Circumference
129923762.33053
Perimeter
82712036
Area
427580056204081
Diagonal
29243120.770673
Surface area
2565480337224486
Volume
8.8415042504085E+21
Space diagonal
35815362.187367
Perimeter
62034027
Area
1.8514759541216E+14
Altitude
17907681.093683
Surface area
1.8514759541216E+14
Volume
1.0419812685589E+21
Height
9747706.9235576