128520124 is an even 9-digits composite number following 128520123
and preceding 128520125 . In scientific notation, it is written as 1.28520124 × 10^8.
The sum of its digits is 25. It has a total of 5 prime factors and 24 positive divisors.
There are 62786880 positive integers (up to 128520124) that are relatively prime to 128520124.
128520124 has 24 divisors, whose sum is 230102208
The reverse of 128520124 is 421025821
Previous prime number is 271
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-eight million five hundred twenty thousand one hundred twenty-four
Scientific notation
1.28520124 × 10^8
Engineering notation
1.28520124 × 10^6
Prime Factorization
2 × 2 × 53 × 271 × 2237
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64260062
Product of the distinct prime numbers
The prime factorization of 128520124 is 2 × 2 × 53 × 271 × 2237.
Since it has a total of 5 prime factors.
10 , 9 , 27 , 2 , 243 , 380 , 5034 , 1134 , 7812 , 97544 , 82126 , 953478 , 7620207 , 6848056 , 14693067 , 97215679 , 981543852 , 446498452 , 7587254801 , 5525238714
n×2
257040248
n×3
385560372
n×4
514080496
n×5
642600620
n÷2
64260062
n÷3
42840041.333333
n÷3
32130031
n÷5
25704024.8
n2
16517422272975376
n3
2.1228211586832E+24
n4
2.7282523854378E+32
n5
3.5063533487977E+40
2 √n
11336.671645593
3 √n
504.6501174131
4 √n
106.47380732177
5 √n
41.859518377958
1 , 2 , 4 , 53 , 106 , 212 , 271 , 542 , 1084 , 2237 , 4474 , 8948 , 14363 , 28726 , 57452 , 118561 , 237122 , 474244 , 606227 , 1212454 , 2424908 , 32130031 , 64260062 , 128520124
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128520123
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128520124 can be divided by 24 positive divisors.
The sum of these divisors (counting 128520124) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101010010000111110111100
3
Ternary
22221211111110121
4
Quaternary
13222100332330
5
Quinary
230400120444
6
Senary
20430344324
8
Octal
752207674
10
Decimal
128520124
12
Duodecimal
3705b0a4
16
Hexadecimal
7a90fbc
20
Vigesimal
2035064
36
Base36
24imrg
md5
1b0c2394d6fa7d3ff078136c80ac93e5
sha1
db7e15e3159f32f63607a27e90e102ab827b6026
sha256
9a5d9a0fe5636bd35bea8b8981bd57a447b144d252e129e88075694e7fd1aaf9
sha512
976a31347ebb15772d3d13a0cb9fd36f6bc280ca068cbbc16d09f2bfc3dd016a3644644ff5c56000bc756908faf22c65aec460387558055b443b577a0bc6211d
ripemd-160
7f18aa793ac570c5ec6eb87bda7bad1697b5d407
Diameter
257040248
Circumference
807515754.7937
Area
5.189101246902E+16
Volume
8.8920524760053E+24
Surface area
2.0756404987608E+17
Circumference
807515754.7937
Perimeter
514080496
Area
16517422272975376
Diagonal
181754902.39867
Surface area
99104533637852256
Volume
2.1228211586832E+24
Space diagonal
222603384.56305
Perimeter
385560372
Area
7.1522536467158E+15
Altitude
111301692.28153
Surface area
7.1522536467158E+15
Volume
2.5017687275852E+23
Height
60584967.466224