128534909 is an odd 9-digits composite number following 128534908
and preceding 128534910 . In scientific notation, it is written as 1.28534909 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 120863680 positive integers (up to 128534909) that are relatively prime to 128534909.
128534909 has 8 divisors, whose sum is 136219968
The reverse of 128534909 is 909435821
Previous prime number is 1367
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million five hundred thirty-four thousand nine hundred nine
Scientific notation
1.28534909 × 10^8
Engineering notation
1.28534909 × 10^6
Prime Factorization
17 × 1367 × 5531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128534909
Product of the distinct prime numbers
The prime factorization of 128534909 is 17 × 1367 × 5531.
Since it has a total of 3 prime factors.
10 , 3 , 20 , 33 , 572 , 168 , 5315 , 1777 , 43761 , 61284 , 132424 , 779677 , 5503100 , 6340144 , 13081892 , 14364443 , 716811110 , 363674097 , 1953573404 , 8595973864
n×2
257069818
n×3
385604727
n×4
514139636
n×5
642674545
n÷2
64267454.5
n÷3
42844969.666667
n÷3
32133727.25
n÷5
25706981.8
n2
16521222831638281
n3
2.1235538732333E+24
n4
2.7295080385265E+32
n5
3.5083706734677E+40
2 √n
11337.323714175
3 √n
504.66946837972
4 √n
106.47686938568
5 √n
41.860481440368
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
-128534908
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 128534909 can be divided by 8 positive divisors.
The sum of these divisors (counting 128534909) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010010100100101111101
3
Ternary
22221212020202012
4
Quaternary
13222110211331
5
Quinary
230401104114
6
Senary
20430541005
8
Octal
752244575
10
Decimal
128534909
12
Duodecimal
37067765
16
Hexadecimal
7a9497d
20
Vigesimal
2036h59
36
Base36
24iy65
md5
1be23753d97b431e281738dfb429558a
sha1
59781cfdd6c02359403e0bc9590e37851eaa4d65
sha256
5028322d36130cca3d673f4c69c31a859edaa4bc8dc0330bef4a6da03fd0d029
sha512
f30b79742457a43557c26a40c0fb8f607a4e13206b220f3de1a499e0f6efacefee5b8d2007dbd182fd7a3435f6d2fbcd9290c600604fc1d1ef845d7b865c9eb2
ripemd-160
d7ee882f80ef48fef8c3340f96fcb79bbf519cdf
Diameter
257069818
Circumference
807608651.68847
Area
5.1902952276195E+16
Volume
8.8951216635361E+24
Surface area
2.0761180910478E+17
Circumference
807608651.68847
Perimeter
514139636
Area
16521222831638281
Diagonal
181775811.54619
Surface area
99127336989829686
Volume
2.1235538732333E+24
Space diagonal
222628992.93424
Perimeter
385604727
Area
7.1538993368911E+15
Altitude
111314496.46712
Surface area
7.1538993368911E+15
Volume
2.5026322399638E+23
Height
60591937.182064