128540636 is an even 9-digits composite number following 128540635
and preceding 128540637 . In scientific notation, it is written as 1.28540636 × 10^8.
The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors.
There are 54999360 positive integers (up to 128540636) that are relatively prime to 128540636.
128540636 has 24 divisors, whose sum is 257498976
The reverse of 128540636 is 636045821
Previous prime number is 677
Is Prime? no Number parity even Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred twenty-eight million five hundred forty thousand six hundred thirty-six
Scientific notation
1.28540636 × 10^8
Engineering notation
1.28540636 × 10^6
Prime Factorization
2 × 2 × 7 × 677 × 6781
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64270318 Product of the distinct prime numbers
The prime factorization of 128540636 is 2 × 2 × 7 × 677 × 6781.
Since it has a total of 5 prime factors.
7 , 8 , 41 , 68 , 853 , 10 , 4306 , 7503 , 68905 , 95091 , 458658 , 909786 , 1523169 , 5752531 , 53711552 , 78095718 , 377209341 , 465760383 , 141505700 , 3231061294
n×2
257081272
n×3
385621908
n×4
514162544
n×5
642703180
n÷2
64270318
n÷3
42846878.666667
n÷3
32135159
n÷5
25708127.2
n2
16522695103284496
n3
2.1238377370103E+24
n4
2.729994534761E+32
n5
3.509152337747E+40
2 √n11337.576284198
3 √n504.67696361751
4 √n106.47805541142
5 √n41.860854460751
1 , 2 , 4 , 7 , 14 , 28 , 677 , 1354 , 2708 , 4739 , 6781 , 9478 , 13562 , 18956 , 27124 , 47467 , 94934 , 189868 , 4590737 , 9181474 , 18362948 , 32135159 , 64270318 , 128540636
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
-128540635 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 128540636 can be divided by 24 positive divisors.
The sum of these divisors (counting 128540636) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101010010101111111011100
3
Ternary
22221212112121022
4
Quaternary
13222111333130
5
Quinary
230401300021
6
Senary
20431023312
8
Octal
752257734
10
Decimal
128540636
12
Duodecimal
3706ab38
16
Hexadecimal
7a95fdc
20
Vigesimal
2037bbg
36
Base36
24j2l8
md5
c0b387c38876c4ecd744f1f43d2f18b5
sha1
e6f4e0e88ff503663c33ff1f0df2c25c4a7fad02
sha256
aeba8fd16320eead3abd3719241c4e90d3bef9ffc4db1e3817dd31deaf62e46e
sha512
9aedb3fd86470d662207173cc4699cc20d5d7af8278273dba947808f12073da0069f2734b87166ea1db8bd16c99a89a38d6a06ebd4078ef5a2cd423a8697c127
ripemd-160
1de1a1d6a28e4351ac9149bdada4eeeea58a526a
Diameter
257081272
Circumference
807644635.49072
Area
5.1907577553983E+16
Volume
8.8963107093443E+24
Surface area
2.0763031021593E+17
Circumference
807644635.49072
Perimeter
514162544
Area
16522695103284496
Diagonal
181783910.74726
Surface area
99136170619706976
Volume
2.1238377370103E+24
Space diagonal
222638912.38922
Perimeter
385621908
Area
7.1545368492146E+15
Altitude
111319456.19461
Surface area
7.1545368492146E+15
Volume
2.5029667766331E+23
Height
60594636.915754