128135312 is an even 9-digits composite number following 128135311
and preceding 128135313 . In scientific notation, it is written as 1.28135312 × 10^8.
The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors.
There are 63986208 positive integers (up to 128135312) that are relatively prime to 128135312.
128135312 has 20 divisors, whose sum is 248577840
The reverse of 128135312 is 213531821
Previous prime number is 859
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-eight million one hundred thirty-five thousand three hundred twelve
Scientific notation
1.28135312 × 10^8
Engineering notation
1.28135312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 859 × 9323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16016914
Product of the distinct prime numbers
The prime factorization of 128135312 is 2 × 2 × 2 × 2 × 859 × 9323.
Since it has a total of 6 prime factors.
1 , 3 , 10 , 50 , 796 , 516 , 1616 , 6634 , 92573 , 22131 , 259963 , 496216 , 1136846 , 8293775 , 51517371 , 75071091 , 430003446 , 57533070 , 9956224633 , 6452953898
n×2
256270624
n×3
384405936
n×4
512541248
n×5
640676560
n÷2
64067656
n÷3
42711770.666667
n÷3
32033828
n÷5
25627062.4
n2
16418658181337344
n3
2.103809888687E+24
n4
2.695723364756E+32
n5
3.4541735440869E+40
2 √n
11319.686921466
3 √n
504.14594328984
4 √n
106.39401731989
5 √n
41.834421340466
1 , 2 , 4 , 8 , 16 , 859 , 1718 , 3436 , 6872 , 9323 , 13744 , 18646 , 37292 , 74584 , 149168 , 8008457 , 16016914 , 32033828 , 64067656 , 128135312
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128135311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128135312 can be divided by 20 positive divisors.
The sum of these divisors (counting 128135312) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101000110011000010010000
3
Ternary
22221002221121022
4
Quaternary
13220303002100
5
Quinary
230300312222
6
Senary
20414215012
8
Octal
750630220
10
Decimal
128135312
12
Duodecimal
36ab4468
16
Hexadecimal
7a33090
20
Vigesimal
200gi5c
36
Base36
24adu8
md5
9d3fcebf46691d2cacdece1ab2d5e456
sha1
dd85467c6136a8abb069ec13ac8c4d7a8ea62569
sha256
f7d12b7d2c149d2587257860ceb0107e35fbec3f5035a41d19ec8def1e18ce02
sha512
6632cd995a990d2f3aad2209bf88928cf8ed9fd5292be04cf821550f0bf6151c506b5a41b171ae90f5dd1252c8a7887b3de483b9b7642bc23fe81fde074d6861
ripemd-160
c5bbd20de5b8fe328cc2adbebe915c0612f2410a
Diameter
256270624
Circumference
805097909.68927
Area
5.1580735924291E+16
Volume
8.8124182544649E+24
Surface area
2.0632294369717E+17
Circumference
805097909.68927
Perimeter
512541248
Area
16418658181337344
Diagonal
181210696.04931
Surface area
98511949088024064
Volume
2.103809888687E+24
Space diagonal
221936870.62769
Perimeter
384405936
Area
7.1094875405457E+15
Altitude
110968435.31385
Surface area
7.1094875405457E+15
Volume
2.4793637310298E+23
Height
60403565.349769