128135311 is an odd 9-digits composite number following 128135310
and preceding 128135312 . In scientific notation, it is written as 1.28135311 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 123716824 positive integers (up to 128135311) that are relatively prime to 128135311.
128135311 has 4 divisors, whose sum is 132553800
The reverse of 128135311 is 113531821
Previous prime number is 29
Is Prime? no Number parity odd Number length 9 Sum of Digits 25 Digital Root 7
Name
one hundred twenty-eight million one hundred thirty-five thousand three hundred eleven
Scientific notation
1.28135311 × 10^8
Engineering notation
1.28135311 × 10^6
Prime Factorization
29 × 4418459
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
128135311 Product of the distinct prime numbers
The prime factorization of 128135311 is 29 × 4418459.
Since it has a total of 2 prime factors.
3 , 1 , 9 , 69 , 240 , 75 , 9400 , 9497 , 75177 , 55292 , 342188 , 656721 , 7197920 , 8134211 , 37117283 , 10710781 , 559890148 , 28423961 , 1102754113 , 8496042195
n×2
256270622
n×3
384405933
n×4
512541244
n×5
640676555
n÷2
64067655.5
n÷3
42711770.333333
n÷3
32033827.75
n÷5
25627062.2
n2
16418657925066721
n3
2.103809839431E+24
n4
2.6957232806036E+32
n5
3.4541734093008E+40
2 √n11319.686877295
3 √n504.14594197834
4 √n106.39401711231
5 √n41.834421275168
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128135310 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128135311 can be divided by 4 positive divisors.
The sum of these divisors (counting 128135311) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000110011000010001111
3
Ternary
22221002221121021
4
Quaternary
13220303002033
5
Quinary
230300312221
6
Senary
20414215011
8
Octal
750630217
10
Decimal
128135311
12
Duodecimal
36ab4467
16
Hexadecimal
7a3308f
20
Vigesimal
200gi5b
36
Base36
24adu7
md5
6ee6610419ebba249774876bb286b799
sha1
a29f11df71183c683dd03721006b18c19127db48
sha256
ae450b8f329877fb972ef2dc4575d8a013ec2a2b03d55f8ef7d8f27a2383dac7
sha512
a898303a69bd5fe800d671ed28154028f2d4fd91ed5007bbef8294b92527559f03b3f904301237502c3bb9c9cedd503c49a4d7b6f11b207f93b0ceb69dc36dca
ripemd-160
0c822c11927be72cb84da5608343dcf5e493cabf
Diameter
256270622
Circumference
805097903.40609
Area
5.1580735119193E+16
Volume
8.812418048142E+24
Surface area
2.0632294047677E+17
Circumference
805097903.40609
Perimeter
512541244
Area
16418657925066721
Diagonal
181210694.63509
Surface area
98511947550400326
Volume
2.103809839431E+24
Space diagonal
221936868.89564
Perimeter
384405933
Area
7.1094874295772E+15
Altitude
110968434.44782
Surface area
7.1094874295772E+15
Volume
2.4793636729811E+23
Height
60403564.878365