128515369 is an odd 9-digits composite number following 128515368
and preceding 128515370 . In scientific notation, it is written as 1.28515369 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 126997536 positive integers (up to 128515369) that are relatively prime to 128515369.
128515369 has 8 divisors, whose sum is 130042080
The reverse of 128515369 is 963515821
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million five hundred fifteen thousand three hundred sixty-nine
Scientific notation
1.28515369 × 10^8
Engineering notation
1.28515369 × 10^6
Prime Factorization
139 × 227 × 4073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128515369
Product of the distinct prime numbers
The prime factorization of 128515369 is 139 × 227 × 4073.
Since it has a total of 3 prime factors.
6 , 5 , 89 , 36 , 824 , 864 , 8898 , 5273 , 78416 , 54939 , 265619 , 982063 , 4566439 , 1243517 , 70076860 , 55028157 , 123072356 , 563728147 , 6884100059 , 5106913348
n×2
257030738
n×3
385546107
n×4
514061476
n×5
642576845
n÷2
64257684.5
n÷3
42838456.333333
n÷3
32128842.25
n÷5
25703073.8
n2
16516200069206161
n3
2.1225855463719E+24
n4
2.7278486472605E+32
n5
3.5057047547883E+40
2 √n
11336.461926016
3 √n
504.64389363836
4 √n
106.47282247605
5 √n
41.85920862887
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
-128515368
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 128515369 can be divided by 8 positive divisors.
The sum of these divisors (counting 128515369) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010001111110100101001
3
Ternary
22221211020221111
4
Quaternary
13222033310221
5
Quinary
230344442434
6
Senary
20430310321
8
Octal
752176451
10
Decimal
128515369
12
Duodecimal
370583a1
16
Hexadecimal
7a8fd29
20
Vigesimal
2034889
36
Base36
24ij3d
md5
c5470ad1b1a48be7ed9564de9c706960
sha1
648dd6b96fa21708cd927cf48ff30dab319f7de5
sha256
35b60ef8f48612a89ccf33a77059e6ac5d47c8cb089bfbb94ee94310320b85dd
sha512
597b9c7a86be91b878c75a65ed9cad416e1fa1b0e526467d9633ad0848b02122d58cf0a4a371a93b983aa39c263962b0e225e38684ba4d4d5a15daf0066d2e63
ripemd-160
b5ad1c0f51d1f51fd5cc38fba07c2e728ee8e100
Diameter
257030738
Circumference
807485878.24756
Area
5.1887172802637E+16
Volume
8.8910655454636E+24
Surface area
2.0754869121055E+17
Circumference
807485878.24756
Perimeter
514061476
Area
16516200069206161
Diagonal
181748177.81318
Surface area
99097200415236966
Volume
2.1225855463719E+24
Space diagonal
222595148.66146
Perimeter
385546107
Area
7.1517244169594E+15
Altitude
111297574.33073
Surface area
7.1517244169594E+15
Volume
2.5014910558135E+23
Height
60582725.937728