128696009 is an odd 9-digits composite number following 128696008
and preceding 128696010 . In scientific notation, it is written as 1.28696009 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 118796304 positive integers (up to 128696009) that are relatively prime to 128696009.
128696009 has 4 divisors, whose sum is 138595716
The reverse of 128696009 is 900696821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million six hundred ninety-six thousand nine
Scientific notation
1.28696009 × 10^8
Engineering notation
1.28696009 × 10^6
Prime Factorization
13 × 9899693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128696009
Product of the distinct prime numbers
The prime factorization of 128696009 is 13 × 9899693.
Since it has a total of 2 prime factors.
2 , 7 , 35 , 69 , 897 , 183 , 594 , 2888 , 16601 , 85442 , 576028 , 62956 , 3235576 , 8761695 , 54524747 , 79031711 , 839057521 , 52419297 , 461065604 , 2760488673
n×2
257392018
n×3
386088027
n×4
514784036
n×5
643480045
n÷2
64348004.5
n÷3
42898669.666667
n÷3
32174002.25
n÷5
25739201.8
n2
16562662732528081
n3
2.1315485920894E+24
n4
2.7432179679147E+32
n5
3.5304120428772E+40
2 √n
11344.426340719
3 √n
504.88022385653
4 √n
106.51021707197
5 √n
41.87096940078
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
-128696008
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 128696009 can be divided by 4 positive divisors.
The sum of these divisors (counting 128696009) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010111011111011001001
3
Ternary
22222011102201212
4
Quaternary
13222323323021
5
Quinary
230421233014
6
Senary
20434222505
8
Octal
752737311
10
Decimal
128696009
12
Duodecimal
37124a35
16
Hexadecimal
7abbec9
20
Vigesimal
2047009
36
Base36
24meh5
md5
606a6ed212305753e939f6cd37cc201d
sha1
42be087de7d1969927d2faa3718fbfdc00cc0d89
sha256
1cf8e322e977f3d8852641f4d3072e334ac6c4a4cd42c4407e6ddc22cc1b8737
sha512
6a774d985c51d04cfc1c3cded29fb3a335040d8a08dcf6562f6b160a8d377a54bee09102d7e4d8a65c1a41da74fb3aa5b34656e2d263a0b3c4c36952d819ab12
ripemd-160
0ca06153e851a4527a62720982553de64a109062
Diameter
257392018
Circumference
808620872.84145
Area
5.2033139564396E+16
Volume
8.9286098635703E+24
Surface area
2.0813255825758E+17
Circumference
808620872.84145
Perimeter
514784036
Area
16562662732528081
Diagonal
182003641.35109
Surface area
99375976395168486
Volume
2.1315485920894E+24
Space diagonal
222908026.31934
Perimeter
386088027
Area
7.1718433403416E+15
Altitude
111454013.15967
Surface area
7.1718433403416E+15
Volume
2.5120541064918E+23
Height
60667880.450363