128662009 is an odd 9-digits composite number following 128662008
and preceding 128662010 . In scientific notation, it is written as 1.28662009 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 106478736 positive integers (up to 128662009) that are relatively prime to 128662009.
128662009 has 8 divisors, whose sum is 152112960
The reverse of 128662009 is 900266821
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million six hundred sixty-two thousand nine
Scientific notation
1.28662009 × 10^8
Engineering notation
1.28662009 × 10^6
Prime Factorization
7 × 29 × 633803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128662009
Product of the distinct prime numbers
The prime factorization of 128662009 is 7 × 29 × 633803.
Since it has a total of 3 prime factors.
9 , 1 , 51 , 32 , 830 , 451 , 1000 , 4869 , 51386 , 63516 , 879872 , 34069 , 6852119 , 5154738 , 7576926 , 26895913 , 819740448 , 990252982 , 7028357783 , 2709201808
n×2
257324018
n×3
385986027
n×4
514648036
n×5
643310045
n÷2
64331004.5
n÷3
42887336.333333
n÷3
32165502.25
n÷5
25732401.8
n2
16553912559916081
n3
2.1298596467691E+24
n4
2.7403202104135E+32
n5
3.525751035751E+40
2 √n
11342.927708489
3 √n
504.83575876486
4 √n
106.50318168247
5 √n
41.868756801593
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
-128662008
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 128662009 can be divided by 8 positive divisors.
The sum of these divisors (counting 128662009) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010110011100111111001
3
Ternary
22222002201002121
4
Quaternary
13222303213321
5
Quinary
230414141014
6
Senary
20433401241
8
Octal
752634771
10
Decimal
128662009
12
Duodecimal
37109221
16
Hexadecimal
7ab39f9
20
Vigesimal
2042f09
36
Base36
24lo8p
md5
9f1c6c38141984876e0404ec5b41a54f
sha1
6872dc4ac6b85c27eb16f72d305674200357ad30
sha256
db39ee18b90cc236b20916b40c59fbfceb0274d309156503c02bfb421874a080
sha512
47ee50ca2ad120d3f97714c59db74fe0f225c770340d9f455f823f3b4b245c11d86b7cc6040f080d677c9ce4157af245fbc451e0b1f343bdbf4f40e3701f5cf6
ripemd-160
a3d53ddccbfd4ddc3b12e21a4e68a78c6e6e6d39
Diameter
257324018
Circumference
808407244.54101
Area
5.20056500864E+16
Volume
8.9215352259564E+24
Surface area
2.080226003456E+17
Circumference
808407244.54101
Perimeter
514648036
Area
16553912559916081
Diagonal
181955558.08997
Surface area
99323475359496486
Volume
2.1298596467691E+24
Space diagonal
222849136.59188
Perimeter
385986027
Area
7.1680544044568E+15
Altitude
111424568.29594
Surface area
7.1680544044568E+15
Volume
2.5100636653434E+23
Height
60651852.696656