128049081 is an odd 9-digits composite number following 128049080
and preceding 128049082 . In scientific notation, it is written as 1.28049081 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 84196512 positive integers (up to 128049081) that are relatively prime to 128049081.
128049081 has 8 divisors, whose sum is 173071200
The reverse of 128049081 is 180940821
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-eight million forty-nine thousand eighty-one
Scientific notation
1.28049081 × 10^8
Engineering notation
1.28049081 × 10^6
Prime Factorization
3 × 73 × 584699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128049081
Product of the distinct prime numbers
The prime factorization of 128049081 is 3 × 73 × 584699.
Since it has a total of 3 prime factors.
1 , 7 , 1 , 96 , 640 , 876 , 8277 , 2573 , 43806 , 58422 , 305924 , 576893 , 8606387 , 5926898 , 72513238 , 58759933 , 396264227 , 812733396 , 7763488600 , 5578915861
n×2
256098162
n×3
384147243
n×4
512196324
n×5
640245405
n÷2
64024540.5
n÷3
42683027
n÷3
32012270.25
n÷5
25609816.2
n2
16396567144944561
n3
2.0995653544649E+24
n4
2.6884741413868E+32
n5
3.4425664309684E+40
2 √n
11315.877385338
3 √n
504.03282650261
4 √n
106.37611285123
5 √n
41.828789176474
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128049080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128049081 can be divided by 8 positive divisors.
The sum of these divisors (counting 128049081) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000011101111110111001
3
Ternary
22220221120022120
4
Quaternary
13220131332321
5
Quinary
230240032311
6
Senary
20412311453
8
Octal
750357671
10
Decimal
128049081
12
Duodecimal
36a72589
16
Hexadecimal
7a1dfb9
20
Vigesimal
20062e1
36
Base36
248jax
md5
b29aee88e26dd45642d1996931245065
sha1
251988739af2dfae53431ab42b5afe0c88418c3a
sha256
305a9050b6f2e379bdfc45d22433539d99900107ab26c16085f0a736ae853527
sha512
88c565fc93eab0bb04385177587c7fa1add0001a2f27230947df2f8081121dc066cdd25c08c2c13da0bb4c239226bb0587a5c624ee8054431f10c98f1e376e5d
ripemd-160
88db43537559b47c4d590de5b890eea37e489bf0
Diameter
256098162
Circumference
804556104.33705
Area
5.151133488665E+16
Volume
8.7946387910916E+24
Surface area
2.060453395466E+17
Circumference
804556104.33705
Perimeter
512196324
Area
16396567144944561
Diagonal
181088746.99961
Surface area
98379402869667366
Volume
2.0995653544649E+24
Space diagonal
221787514.1545
Perimeter
384147243
Area
7.0999218411896E+15
Altitude
110893757.07725
Surface area
7.0999218411896E+15
Volume
2.4743614994775E+23
Height
60362915.666537