128339965 is an odd 9-digits composite number following 128339964
and preceding 128339966 . In scientific notation, it is written as 1.28339965 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 89785152 positive integers (up to 128339965) that are relatively prime to 128339965.
128339965 has 16 divisors, whose sum is 174585600
The reverse of 128339965 is 569933821
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-eight million three hundred thirty-nine thousand nine hundred sixty-five
Scientific notation
1.28339965 × 10^8
Engineering notation
1.28339965 × 10^6
Prime Factorization
5 × 13 × 19 × 103919
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128339965 Product of the distinct prime numbers
The prime factorization of 128339965 is 5 × 13 × 19 × 103919.
Since it has a total of 4 prime factors.
10 , 8 , 65 , 57 , 519 , 980 , 7166 , 2777 , 54293 , 37065 , 752273 , 383823 , 8579136 , 8078751 , 29350020 , 54952361 , 740193867 , 549818225 , 6213971000 , 4401875225
n×2
256679930
n×3
385019895
n×4
513359860
n×5
641699825
n÷2
64169982.5
n÷3
42779988.333333
n÷3
32084991.25
n÷5
25667993
n2
16471146616201225
n3
2.1139063802331E+24
n4
2.712986708524E+32
n5
3.4818461921743E+40
2 √n11328.723008354
3 √n504.41420163257
4 √n106.43647405074
5 √n41.847776090632
1 , 5 , 13 , 19 , 65 , 95 , 247 , 1235 , 103919 , 519595 , 1350947 , 1974461 , 6754735 , 9872305 , 25667993 , 128339965
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128339964 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128339965 can be divided by 16 positive divisors.
The sum of these divisors (counting 128339965) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001100100111111111101
3
Ternary
22221111100100001
4
Quaternary
13221210333331
5
Quinary
230323334330
6
Senary
20422434301
8
Octal
751447775
10
Decimal
128339965
12
Duodecimal
36b92991
16
Hexadecimal
7a64ffd
20
Vigesimal
20229i5
36
Base36
24err1
md5
90efdab13accedfb3cb98522df5e5d51
sha1
6ae8f76bfe401ecd085916a98f29a07247e8b132
sha256
2fc4f8fc10eee3413cb4c061b1c0862e157871a79a280bc418ce8e4d43931001
sha512
43e93437b59970498ae195e62d38cc70c4abc2cb70cbf829a420bf07f59238e6006cc61c2bc214d48201934272d5450f1adb3331c375fadca6a7da944cf440a0
ripemd-160
999d9d9540d3a46752837c74722acdb695c6b65f
Diameter
256679930
Circumference
806383782.41194
Area
5.1745633205658E+16
Volume
8.854710339356E+24
Surface area
2.0698253282263E+17
Circumference
806383782.41194
Perimeter
513359860
Area
16471146616201225
Diagonal
181500119.09749
Surface area
98826879697207350
Volume
2.1139063802331E+24
Space diagonal
222291340.02161
Perimeter
385019895
Area
7.1322156995442E+15
Altitude
111145670.01081
Surface area
7.1322156995442E+15
Volume
2.4912625604273E+23
Height
60500039.699163