128308539 is an odd 9-digits composite number following 128308538
and preceding 128308540 . In scientific notation, it is written as 1.28308539 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 79661376 positive integers (up to 128308539) that are relatively prime to 128308539.
128308539 has 8 divisors, whose sum is 135828240
The reverse of 128308539 is 935803821
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-eight million three hundred eight thousand five hundred thirty-nine
Scientific notation
1.28308539 × 10^8
Engineering notation
1.28308539 × 10^6
Prime Factorization
177 × 19 × 38153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128308539
Product of the distinct prime numbers
The prime factorization of 128308539 is 177 × 19 × 38153.
Since it has a total of 3 prime factors.
8 , 7 , 81 , 95 , 781 , 887 , 6350 , 5947 , 62607 , 24259 , 922606 , 326670 , 1120497 , 5241260 , 24875107 , 10315145 , 250879326 , 576482530 , 8591268927 , 6785065463
n×2
256617078
n×3
384925617
n×4
513234156
n×5
641542695
n÷2
64154269.5
n÷3
42769513
n÷3
32077134.75
n÷5
25661707.8
n2
16463081180314521
n3
2.1123538936846E+24
n4
2.7103304194963E+32
n5
3.4775853633282E+40
2 √n
11327.335918035
3 √n
504.37302709866
4 √n
106.42995780341
5 √n
41.845726476484
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
-128308538
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 128308539 can be divided by 8 positive divisors.
The sum of these divisors (counting 128308539) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001011101010100111011
3
Ternary
22221102202020010
4
Quaternary
13221131110323
5
Quinary
230321333124
6
Senary
20422033003
8
Octal
751352473
10
Decimal
128308539
12
Duodecimal
36b78763
16
Hexadecimal
7a5d53b
20
Vigesimal
201ib6j
36
Base36
24e3i3
md5
4adb35f3ace7832eeb973c138d7f5d92
sha1
5ecf572b85554999dfe54117d1260bf92b0a10cb
sha256
3758226fb51df21d745763444c079bb33afe663e34ae68d476572c1435915a84
sha512
2f9935265bdd8b3ab1be79df1ff87b7fd022f9e3efd8685135e187191b68bfa0a1d7be2f031c0b2f60bf24ac3741c8dfe5f32f3de9ec8e7e95a70094ed5b7d61
ripemd-160
79357aee6ced5618c65c78a022e77a7bd9697bff
Diameter
256617078
Circumference
806186327.03048
Area
5.1720294891528E+16
Volume
8.8482072989082E+24
Surface area
2.0688117956611E+17
Circumference
806186327.03048
Perimeter
513234156
Area
16463081180314521
Diagonal
181455676.02208
Surface area
98778487081887126
Volume
2.1123538936846E+24
Space diagonal
222236908.59293
Perimeter
384925617
Area
7.1287232633589E+15
Altitude
111118454.29647
Surface area
7.1287232633589E+15
Volume
2.4894329374836E+23
Height
60485225.340692