128520308 is an even 9-digits composite number following 128520307
and preceding 128520309 . In scientific notation, it is written as 1.28520308 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 55080120 positive integers (up to 128520308) that are relatively prime to 128520308.
128520308 has 12 divisors, whose sum is 257040672
The reverse of 128520308 is 803025821
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-eight million five hundred twenty thousand three hundred eight
Scientific notation
1.28520308 × 10^8
Engineering notation
1.28520308 × 10^6
Prime Factorization
2 × 2 × 7 × 4590011
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64260154
Product of the distinct prime numbers
The prime factorization of 128520308 is 2 × 2 × 7 × 4590011.
Since it has a total of 4 prime factors.
8 , 5 , 69 , 58 , 145 , 828 , 5807 , 5416 , 72367 , 86806 , 489153 , 615663 , 1130961 , 8547119 , 60242843 , 59638345 , 570732581 , 116398553 , 4523156795 , 2501868248
n×2
257040616
n×3
385560924
n×4
514081232
n×5
642601540
n÷2
64260154
n÷3
42840102.666667
n÷3
32130077
n÷5
25704061.6
n2
16517469568414864
n3
2.1228302763133E+24
n4
2.7282680094351E+32
n5
3.5063784487915E+40
2 √n
11336.679760847
3 √n
504.65035824588
4 √n
106.47384543092
5 √n
41.859530363858
1 , 2 , 4 , 7 , 14 , 28 , 4590011 , 9180022 , 18360044 , 32130077 , 64260154 , 128520308
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128520307
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128520308 can be divided by 12 positive divisors.
The sum of these divisors (counting 128520308) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010010001000001110100
3
Ternary
22221211111201102
4
Quaternary
13222101001310
5
Quinary
230400122213
6
Senary
20430345232
8
Octal
752210164
10
Decimal
128520308
12
Duodecimal
3705b218
16
Hexadecimal
7a91074
20
Vigesimal
20350f8
36
Base36
24imwk
md5
5cb46f312092df473b92ed86ebc3785f
sha1
f34f3f0ec7ce670f3c07a67fc2367166e48954d5
sha256
ed388c0bbb588bed76abb609e7a38785d6cb6507ad29b3c7b2bd9baf6f52450f
sha512
f663692613b2a1901631f30d62ec263860079804a1b5a52421be1ac090158d9a71376ee4ab93da2682b9453b7f20a640d495b0747d5e196be885e46d22db7682
ripemd-160
e84a16a0b75d837acd0da72acad925d0dd5ae9bc
Diameter
257040616
Circumference
807516910.8998
Area
5.1891161052025E+16
Volume
8.8920906678452E+24
Surface area
2.075646442081E+17
Circumference
807516910.8998
Perimeter
514081232
Area
16517469568414864
Diagonal
181755162.61397
Surface area
99104817410489184
Volume
2.1228302763133E+24
Space diagonal
222603703.2604
Perimeter
385560924
Area
7.1522741262418E+15
Altitude
111301851.6302
Surface area
7.1522741262418E+15
Volume
2.5017794728154E+23
Height
60585054.204656