128225980 is an even 9-digits composite number following 128225979
and preceding 128225981 . In scientific notation, it is written as 1.28225980 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 51290384 positive integers (up to 128225980) that are relatively prime to 128225980.
128225980 has 12 divisors, whose sum is 269274600
The reverse of 128225980 is 089522821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million two hundred twenty-five thousand nine hundred eighty
Scientific notation
1.28225980 × 10^8
Engineering notation
1.28225980 × 10^6
Prime Factorization
2 × 2 × 5 × 6411299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64112990
Product of the distinct prime numbers
The prime factorization of 128225980 is 2 × 2 × 5 × 6411299.
Since it has a total of 4 prime factors.
9 , 6 , 72 , 79 , 441 , 241 , 4934 , 5471 , 42443 , 29992 , 366018 , 622678 , 3856532 , 4559547 , 1276520 , 64805412 , 354047975 , 672195782 , 8196652466 , 2889786125
n×2
256451960
n×3
384677940
n×4
512903920
n×5
641129900
n÷2
64112990
n÷3
42741993.333333
n÷3
32056495
n÷5
25645196
n2
16441901946960400
n3
2.1082789902129E+24
n4
2.7033613963346E+32
n5
3.4664116433917E+40
2 √n
11323.691094338
3 √n
504.26482576007
4 √n
106.412833316
5 √n
41.84034003709
1 , 2 , 4 , 5 , 10 , 20 , 6411299 , 12822598 , 25645196 , 32056495 , 64112990 , 128225980
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128225979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128225980 can be divided by 12 positive divisors.
The sum of these divisors (counting 128225980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101001001001001010111100
3
Ternary
22221021112222101
4
Quaternary
13221021022330
5
Quinary
230311212410
6
Senary
20420154444
8
Octal
751111274
10
Decimal
128225980
12
Duodecimal
36b38a24
16
Hexadecimal
7a492bc
20
Vigesimal
20184j0
36
Base36
24cbss
md5
b44f59c7cdb9441aded8ffc250572678
sha1
f9d8f305d73a42dc9273ea6ae74f18515d9fd2c5
sha256
3df4e73452e7e96179c523dcd5f0fa9a32e92c1e4653500dcc04a179a5cfaa44
sha512
f44b666186a067ac4bbc04b2bcc586baa6a70c2ec8fa99b42a2b4ab4b0d2815faf2649fdf090d50a07b7574fb7e8fc39ca323dfe5deabccb25d5b4ac0f70de92
ripemd-160
284ea749103895ff928e6f252a5eafaa9eeb46b8
Diameter
256451960
Circumference
805667593.5347
Area
5.1653758367615E+16
Volume
8.8311383831608E+24
Surface area
2.0661503347046E+17
Circumference
805667593.5347
Perimeter
512903920
Area
16441901946960400
Diagonal
181338919.96458
Surface area
98651411681762400
Volume
2.1082789902129E+24
Space diagonal
222093912.21031
Perimeter
384677940
Area
7.1195523863003E+15
Altitude
111046956.10516
Surface area
7.1195523863003E+15
Volume
2.4846306176878E+23
Height
60446306.65486