128399135 is an odd 9-digits composite number following 128399134
and preceding 128399136 . In scientific notation, it is written as 1.28399135 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 101185920 positive integers (up to 128399135) that are relatively prime to 128399135.
128399135 has 8 divisors, whose sum is 156379056
The reverse of 128399135 is 531993821
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million three hundred ninety-nine thousand one hundred thirty-five
Scientific notation
1.28399135 × 10^8
Engineering notation
1.28399135 × 10^6
Prime Factorization
5 × 67 × 383281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128399135
Product of the distinct prime numbers
The prime factorization of 128399135 is 5 × 67 × 383281.
Since it has a total of 3 prime factors.
8 , 7 , 91 , 73 , 177 , 7 , 248 , 992 , 35266 , 88490 , 550119 , 453836 , 6510192 , 7362499 , 83047928 , 87966640 , 493542687 , 829549819 , 6499447305 , 6473746514
n×2
256798270
n×3
385197405
n×4
513596540
n×5
641995675
n÷2
64199567.5
n÷3
42799711.666667
n÷3
32099783.75
n÷5
25679827
n2
16486337868748225
n3
2.116831521665E+24
n4
2.7179933632252E+32
n5
3.4898799677386E+40
2 √n
11331.334210939
3 √n
504.49170828378
4 √n
106.44873982786
5 √n
41.851634088252
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128399134
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128399135 can be divided by 8 positive divisors.
The sum of these divisors (counting 128399135) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001110011011100011111
3
Ternary
22221121100111112
4
Quaternary
13221303130133
5
Quinary
230332233020
6
Senary
20424012235
8
Octal
751633437
10
Decimal
128399135
12
Duodecimal
3700107b
16
Hexadecimal
7a7371f
20
Vigesimal
2029hgf
36
Base36
24g1en
md5
09c738e3bf1522b0549b0fddaf784ed3
sha1
a6d6745e9d56a306a44cdcb1b1d8120d1a976129
sha256
af5531982c701a845298a836a75fec2f9b00e22f51aea0d7d724baa23febef36
sha512
51a8e4ce683d9c8f55844f4795b1bd01d5defe4eec7c01149e7f65b4923caeb8f60eeb4a80a9539d00833d20b97391a7074d96c5fe20aabd3d0c9dc901062e4e
ripemd-160
458115b639a190cf73dad83ee9dfaf51e72ea4d6
Diameter
256798270
Circumference
806755558.48657
Area
5.1793357933059E+16
Volume
8.8669631431335E+24
Surface area
2.0717343173223E+17
Circumference
806755558.48657
Perimeter
513596540
Area
16486337868748225
Diagonal
181583798.11397
Surface area
98918027212489350
Volume
2.116831521665E+24
Space diagonal
222393825.4679
Perimeter
385197405
Area
7.1387937048547E+15
Altitude
111196912.73395
Surface area
7.1387937048547E+15
Volume
2.4947098726646E+23
Height
60527932.704658