128794941 is an odd 9-digits composite number following 128794940
and preceding 128794942 . In scientific notation, it is written as 1.28794941 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 73370880 positive integers (up to 128794941) that are relatively prime to 128794941.
128794941 has 24 divisors, whose sum is 151942392
The reverse of 128794941 is 149497821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-eight million seven hundred ninety-four thousand nine hundred forty-one
Scientific notation
1.28794941 × 10^8
Engineering notation
1.28794941 × 10^6
Prime Factorization
81 × 11 × 11 × 17 × 773
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
11708631
Product of the distinct prime numbers
The prime factorization of 128794941 is 81 × 11 × 11 × 17 × 773.
Since it has a total of 5 prime factors.
1 , 10 , 26 , 86 , 173 , 409 , 5913 , 7353 , 78630 , 3488 , 891596 , 45426 , 4907012 , 2295831 , 29355144 , 42420606 , 281887253 , 716517018 , 791389994 , 9929716656
n×2
257589882
n×3
386384823
n×4
515179764
n×5
643974705
n÷2
64397470.5
n÷3
42931647
n÷3
32198735.25
n÷5
25758988.2
n2
16588136827193481
n3
2.1364681039583E+24
n4
2.7516628339769E+32
n5
3.5440025235395E+40
2 √n
11348.785882199
3 √n
505.00956228013
4 √n
106.53068047374
5 √n
41.877404884867
1 , 11 , 17 , 81 , 121 , 187 , 773 , 891 , 1377 , 2057 , 8503 , 9801 , 13141 , 15147 , 62613 , 93533 , 144551 , 166617 , 688743 , 1064421 , 1590061 , 7576173 , 11708631 , 128794941
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
-128794940
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 128794941 can be divided by 24 positive divisors.
The sum of these divisors (counting 128794941) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101011010100000100111101
3
Ternary
22222100110110000
4
Quaternary
13223110010331
5
Quinary
230432414231
6
Senary
20440304513
8
Octal
753240475
10
Decimal
128794941
12
Duodecimal
37172139
16
Hexadecimal
7ad413d
20
Vigesimal
204j771
36
Base36
24oit9
md5
38f3dfac456d989b2d3bea72e697bffd
sha1
311d2a4fec02803da14ab05bbbcc1f70ceada1e4
sha256
34483aca9aff671d01c10a31af78ab62b38a63f7b8a82109a1ce6088bae5c655
sha512
6e841bb349a4e4606f7a7a92e8a7993390483d01a82bad5e714ccd9f81516cc39a5459c934ea7b1a6023d20c0fc7974ef2388d352d7e4820ed18d2a7c53364b1
ripemd-160
205256016cb4815eff86098168aea573118c770b
Diameter
257589882
Circumference
809242480.93026
Area
5.2113168793053E+16
Volume
8.9492166666991E+24
Surface area
2.0845267517221E+17
Circumference
809242480.93026
Perimeter
515179764
Area
16588136827193481
Diagonal
182143552.32724
Surface area
99528820963160886
Volume
2.1364681039583E+24
Space diagonal
223079381.56984
Perimeter
386384823
Area
7.1828739469009E+15
Altitude
111539690.78492
Surface area
7.1828739469009E+15
Volume
2.5178518068295E+23
Height
60714517.442414