128518112 is an even 9-digits composite number following 128518111
and preceding 128518113 . In scientific notation, it is written as 1.28518112 × 10^8.
The sum of its digits is 29. It has a total of 7 prime factors and 24 positive divisors.
There are 61464832 positive integers (up to 128518112) that are relatively prime to 128518112.
128518112 has 24 divisors, whose sum is 264022416
The reverse of 128518112 is 211815821
Previous prime number is 23
Is Prime? no Number parity even Number length 9 Sum of Digits 29 Digital Root 2
Name
one hundred twenty-eight million five hundred eighteen thousand one hundred twelve
Scientific notation
1.28518112 × 10^8
Engineering notation
1.28518112 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 23 × 174617
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
8032382 Product of the distinct prime numbers
The prime factorization of 128518112 is 2 × 2 × 2 × 2 × 2 × 23 × 174617.
Since it has a total of 7 prime factors.
3 , 4 , 13 , 81 , 381 , 997 , 8033 , 7325 , 20174 , 35270 , 630950 , 223055 , 7993151 , 4215368 , 73750713 , 30962476 , 915676178 , 374237857 , 8135372606 , 7681704284
n×2
257036224
n×3
385554336
n×4
514072448
n×5
642590560
n÷2
64259056
n÷3
42839370.666667
n÷3
32129528
n÷5
25703622.4
n2
16516905112044544
n3
2.1227214610831E+24
n4
2.7280815448028E+32
n5
3.506078895201E+40
2 √n11336.582906679
3 √n504.64748394398
4 √n106.47339060384
5 √n41.859387313848
1 , 2 , 4 , 8 , 16 , 23 , 32 , 46 , 92 , 184 , 368 , 736 , 174617 , 349234 , 698468 , 1396936 , 2793872 , 4016191 , 5587744 , 8032382 , 16064764 , 32129528 , 64259056 , 128518112
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128518111 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128518112 can be divided by 24 positive divisors.
The sum of these divisors (counting 128518112) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101010010000011111100000
3
Ternary
22221211101201002
4
Quaternary
13222100133200
5
Quinary
230400034422
6
Senary
20430331132
8
Octal
752203740
10
Decimal
128518112
12
Duodecimal
37059aa8
16
Hexadecimal
7a907e0
20
Vigesimal
2034f5c
36
Base36
24il7k
md5
5cf758d4059221c1ce2e6e21975e4ea2
sha1
3ccede7b7794fa7078a0b71d142d8ff25c2299e2
sha256
bf4213f66e3e08d67e0648ddffda0c46220e585938f45344629370fe23cb27cd
sha512
5f883812c8ecd5f640e7c12cf2a8bde4fc52e9cc61f5701c0d8883d7ce3f3a816187badccc729dc4971861e6fef410a305bc240bae3391bf8cc3bf42b52479a6
ripemd-160
8f50a728a9bc966f991c4b2a9b1d67645b87f088
Diameter
257036224
Circumference
807503113.02486
Area
5.1889387760039E+16
Volume
8.8916348636748E+24
Surface area
2.0755755104016E+17
Circumference
807503113.02486
Perimeter
514072448
Area
16516905112044544
Diagonal
181752057.00098
Surface area
99101430672267264
Volume
2.1227214610831E+24
Space diagonal
222599899.67683
Perimeter
385554336
Area
7.1520297094638E+15
Altitude
111299949.83841
Surface area
7.1520297094638E+15
Volume
2.5016512328368E+23
Height
60584019.000328