128260741 is an odd 9-digits composite number following 128260740
and preceding 128260742 . In scientific notation, it is written as 1.28260741 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 109790208 positive integers (up to 128260741) that are relatively prime to 128260741.
128260741 has 8 divisors, whose sum is 146780480
The reverse of 128260741 is 147062821
Previous prime number is 769
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-eight million two hundred sixty thousand seven hundred forty-one
Scientific notation
1.28260741 × 10^8
Engineering notation
1.28260741 × 10^6
Prime Factorization
7 × 769 × 23827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128260741
Product of the distinct prime numbers
The prime factorization of 128260741 is 7 × 769 × 23827.
Since it has a total of 3 prime factors.
1 , 3 , 82 , 7 , 137 , 206 , 2258 , 1499 , 46631 , 9538 , 774338 , 153901 , 5943771 , 2201418 , 74430636 , 74857060 , 909094406 , 716890579 , 4022528356 , 6933774329
n×2
256521482
n×3
384782223
n×4
513042964
n×5
641303705
n÷2
64130370.5
n÷3
42753580.333333
n÷3
32065185.25
n÷5
25652148.2
n2
16450817681869081
n3
2.1099940659324E+24
n4
2.706294024021E+32
n5
3.471112768848E+40
2 √n
11325.225869712
3 √n
504.31038898078
4 √n
106.42004449216
5 √n
41.842608304994
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
-128260740
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 128260741 can be divided by 8 positive divisors.
The sum of these divisors (counting 128260741) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001010001101010000101
3
Ternary
22221100022122211
4
Quaternary
13221101222011
5
Quinary
230313320431
6
Senary
20421023421
8
Octal
751215205
10
Decimal
128260741
12
Duodecimal
36b54b71
16
Hexadecimal
7a51a85
20
Vigesimal
201cbh1
36
Base36
24d2md
md5
f2ff9f1b6b837391094e1c9eac2bdf25
sha1
c030ec4745fe4687b2c7826df474b36e8a7f0c09
sha256
c20fa1bbdfdc232c2c9f68849aaaab5611ad18e5cc696b3767987c92e64beca0
sha512
da371b883f859487c04f2b216f2011d36df8cd388f741a63db1994c1210c6005df08b2de626e1e71696c7f23164a739b2e9066afa5d8c30212b6bb0248cbf642
ripemd-160
7e346118ec0326326951017d128c19942da05b89
Diameter
256521482
Circumference
805886003.33917
Area
5.1681767974905E+16
Volume
8.8383224755352E+24
Surface area
2.0672707189962E+17
Circumference
805886003.33917
Perimeter
513042964
Area
16450817681869081
Diagonal
181388079.44222
Surface area
98704906091214486
Volume
2.1099940659324E+24
Space diagonal
222154120.02843
Perimeter
384782223
Area
7.1234130127624E+15
Altitude
111077060.01422
Surface area
7.1234130127624E+15
Volume
2.486651853807E+23
Height
60462693.147408