128333855 is an odd 9-digits composite number following 128333854
and preceding 128333856 . In scientific notation, it is written as 1.28333855 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 94264320 positive integers (up to 128333855) that are relatively prime to 128333855.
128333855 has 16 divisors, whose sum is 166731264
The reverse of 128333855 is 558333821
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million three hundred thirty-three thousand eight hundred fifty-five
Scientific notation
1.28333855 × 10^8
Engineering notation
1.28333855 × 10^6
Prime Factorization
5 × 13 × 191 × 10337
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128333855
Product of the distinct prime numbers
The prime factorization of 128333855 is 5 × 13 × 191 × 10337.
Since it has a total of 4 prime factors.
3 , 7 , 84 , 61 , 626 , 764 , 5582 , 7388 , 71957 , 47438 , 289962 , 468396 , 2740430 , 8935628 , 70708430 , 86000790 , 404499012 , 309353194 , 5661557232 , 678800333
n×2
256667710
n×3
385001565
n×4
513335420
n×5
641669275
n÷2
64166927.5
n÷3
42777951.666667
n÷3
32083463.75
n÷5
25666771
n2
16469578339161025
n3
2.113604478489E+24
n4
2.7124701066976E+32
n5
3.4810174536477E+40
2 √n
11328.453336621
3 √n
504.40619680029
4 √n
106.43520722308
5 √n
41.847377625849
1 , 5 , 13 , 65 , 191 , 955 , 2483 , 10337 , 12415 , 51685 , 134381 , 671905 , 1974367 , 9871835 , 25666771 , 128333855
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
-128333854
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 128333855 can be divided by 16 positive divisors.
The sum of these divisors (counting 128333855) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001100011100000011111
3
Ternary
22221111000221202
4
Quaternary
13221203200133
5
Quinary
230323140410
6
Senary
20422350115
8
Octal
751434037
10
Decimal
128333855
12
Duodecimal
36b8b33b
16
Hexadecimal
7a6381f
20
Vigesimal
2021ecf
36
Base36
24en1b
md5
5222f879914bbd40750efa7db60ed831
sha1
78f6d1cbc5ede027aa9bece89704189e94acff26
sha256
e1fc7c1dd7b47286f42361d1c278196b1a996e23199d302add44783bb2669146
sha512
b5852667f2bc2f983ab6adf586e3bdcc4ddce9c3da2c11ed686b17b3d2a398abccd00ba675efc72a1df16b089435d6bae55446993c2f84450bc6ab06e3de2fbf
ripemd-160
dd67c3ed92cb193b76401fee77cfe245d17ac15f
Diameter
256667710
Circumference
806345392.14972
Area
5.174070631803E+16
Volume
8.8534457362875E+24
Surface area
2.0696282527212E+17
Circumference
806345392.14972
Perimeter
513335420
Area
16469578339161025
Diagonal
181491478.25262
Surface area
98817470034966150
Volume
2.113604478489E+24
Space diagonal
222280757.19118
Perimeter
385001565
Area
7.1315366156657E+15
Altitude
111140378.59559
Surface area
7.1315366156657E+15
Volume
2.4909067658098E+23
Height
60497159.417541