28682009 is an odd 8-digits composite number following 28682008
and preceding 28682010 . In scientific notation, it is written as 2.8682009 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 26994816 positive integers (up to 28682009) that are relatively prime to 28682009.
28682009 has 4 divisors, whose sum is 30369204
The reverse of 28682009 is 90028682
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million six hundred eighty-two thousand nine
Scientific notation
2.8682009 × 10^7
Engineering notation
2.8682009 × 10^6
Prime Factorization
17 × 1687177
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28682009
Product of the distinct prime numbers
The prime factorization of 28682009 is 17 × 1687177.
Since it has a total of 2 prime factors.
9 , 9 , 87 , 84 , 955 , 796 , 831 , 137 , 39624 , 74803 , 618536 , 711143 , 8220308 , 6525424 , 21100957 , 49893667 , 837262139 , 437477140 , 1407762642 , 8402406867
n×2
57364018
n×3
86046027
n×4
114728036
n×5
143410045
n÷2
14341004.5
n÷3
9560669.6666667
n÷3
7170502.25
n÷5
5736401.8
n2
822657640276081
n3
2.3595473842317E+22
n4
6.7676559310461E+29
n5
1.9410996832317E+37
2 √n
5355.5587010134
3 √n
306.10459992199
4 √n
73.181682824416
5 √n
31.011438615148
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
-28682008
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 28682009 can be divided by 4 positive divisors.
The sum of these divisors (counting 28682009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011010011100011001
3
Ternary
1222222012022122
4
Quaternary
1231122130121
5
Quinary
24320311014
6
Senary
2502431025
8
Octal
155323431
10
Decimal
28682009
12
Duodecimal
9732475
16
Hexadecimal
1b5a719
20
Vigesimal
8j5509
36
Base36
h2r6h
md5
0916958b66551ca99deccfc44068f573
sha1
b49ae6bdb00047ec64e191d85dd831a49aff9e17
sha256
5ba9e80d2c6c66424576b467f523c722700c28da2eb5c5acee5c16e2cf22d943
sha512
f681625e4896fbe5f69486f0a1651d87d0200253abefe6bcba0ceba417cf46b8581e7f43ef53c9a4a1b390365d731f09b67f9796f09ab3773b951342c1f66279
ripemd-160
3a3151a606d99ee3d167fc4a990226cd1d835115
Diameter
57364018
Circumference
180214377.52919
Area
2.5844551991109E+15
Volume
9.8836489707992E+22
Surface area
1.0337820796443E+16
Circumference
180214377.52919
Perimeter
114728036
Area
822657640276081
Diagonal
40562486.123907
Surface area
4935945841656486
Volume
2.3595473842317E+22
Space diagonal
49678696.851148
Perimeter
86046027
Area
3.5622120754822E+14
Altitude
24839348.425574
Surface area
3.5622120754822E+14
Volume
2.7807532598687E+21
Height
13520828.707969