128528225 is an odd 9-digits composite number following 128528224
and preceding 128528226 . In scientific notation, it is written as 1.28528225 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 87564960 positive integers (up to 128528225) that are relatively prime to 128528225.
128528225 has 16 divisors, whose sum is 148684800
The reverse of 128528225 is 522825821
Previous prime number is 239
Is Prime? no Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred twenty-eight million five hundred twenty-eight thousand two hundred twenty-five
Scientific notation
1.28528225 × 10^8
Engineering notation
1.28528225 × 10^6
Prime Factorization
175 × 7 × 239 × 439
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128528225 Product of the distinct prime numbers
The prime factorization of 128528225 is 175 × 7 × 239 × 439.
Since it has a total of 4 prime factors.
1 , 3 , 78 , 85 , 325 , 84 , 9824 , 5490 , 71853 , 47442 , 410829 , 67341 , 9098058 , 1408926 , 60266777 , 21245834 , 704340421 , 65392365 , 1159676012 , 8757590179
n×2
257056450
n×3
385584675
n×4
514112900
n×5
642641125
n÷2
64264112.5
n÷3
42842741.666667
n÷3
32132056.25
n÷5
25705645
n2
16519504621650625
n3
2.1232226069001E+24
n4
2.7289403294474E+32
n5
3.5074585667478E+40
2 √n11337.028931779
3 √n504.66072038219
4 √n106.47548512113
5 √n41.860046070273
1 , 7 , 175 , 239 , 439 , 1225 , 1673 , 3073 , 41825 , 76825 , 104921 , 292775 , 537775 , 734447 , 18361175 , 128528225
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
-128528224 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 128528225 can be divided by 16 positive divisors.
The sum of these divisors (counting 128528225) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010010111101100001
3
Ternary
22221211220120122
4
Quaternary
13222102331201
5
Quinary
230400400400
6
Senary
20430450025
8
Octal
752227541
10
Decimal
128528225
12
Duodecimal
37063915
16
Hexadecimal
7a92f61
20
Vigesimal
20360b5
36
Base36
24it0h
md5
fa98445420d50e6c1269981a642fe8f1
sha1
1ac274419a32ed5658064d4f69d0eca46f59fa46
sha256
3f7b4407fc6299b0c81aa282c76463e1c5b5843b9f778d9645bd5d6dab437d1e
sha512
7fa3c5219da8460564fe4968894df31bae111bcd05934a197b8769d8f6f3572563b5698749e30be9e3a13133f86b6fb9534281bc590a0377c3684440a3e7457e
ripemd-160
fd0597458ada007b02f89da003e36ec437b81847
Diameter
257056450
Circumference
807566654.87787
Area
5.189755436032E+16
Volume
8.893734058364E+24
Surface area
2.0759021744128E+17
Circumference
807566654.87787
Perimeter
514112900
Area
16519504621650625
Diagonal
181766358.94274
Surface area
99117027729903750
Volume
2.1232226069001E+24
Space diagonal
222617415.90664
Perimeter
385584675
Area
7.1531553301419E+15
Altitude
111308707.95332
Surface area
7.1531553301419E+15
Volume
2.502241838846E+23
Height
60588786.314247