128242562 is an even 9-digits composite number following 128242561
and preceding 128242563 . In scientific notation, it is written as 1.28242562 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 54961092 positive integers (up to 128242562) that are relatively prime to 128242562.
128242562 has 8 divisors, whose sum is 219844416
The reverse of 128242562 is 265242821
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-eight million two hundred forty-two thousand five hundred sixty-two
Scientific notation
1.28242562 × 10^8
Engineering notation
1.28242562 × 10^6
Prime Factorization
2 × 7 × 9160183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128242562
Product of the distinct prime numbers
The prime factorization of 128242562 is 2 × 7 × 9160183.
Since it has a total of 3 prime factors.
6 , 5 , 76 , 28 , 995 , 190 , 1944 , 3841 , 76981 , 31982 , 385823 , 398016 , 1886005 , 3883375 , 54087669 , 42934365 , 473441583 , 364845373 , 5593142041 , 2494530343
n×2
256485124
n×3
384727686
n×4
512970248
n×5
641212810
n÷2
64121281
n÷3
42747520.666667
n÷3
32060640.5
n÷5
25648512.4
n2
16446154708323844
n3
2.1090970148438E+24
n4
2.7047600469012E+32
n5
3.4686535800985E+40
2 √n
11324.423252422
3 √n
504.28656175804
4 √n
106.41627343796
5 √n
41.841422127682
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
-128242561
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 128242562 can be divided by 8 positive divisors.
The sum of these divisors (counting 128242562) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001001101001110000010
3
Ternary
22221022101201112
4
Quaternary
13221031032002
5
Quinary
230312230222
6
Senary
20420403322
8
Octal
751151602
10
Decimal
128242562
12
Duodecimal
36b46542
16
Hexadecimal
7a4d382
20
Vigesimal
201a682
36
Base36
24cole
md5
2b6996dd6385bf951b3bda5faedb503d
sha1
23ed24559a58bd13d1feea1c2b84513d10297e80
sha256
bac395368d0998e8236eea42842861e71a3f48532244f7a3bf7eda7b809e60c1
sha512
9c99f90510a66cfed3261610cc957a3765dcc5789d201432d0f346b92783012e1699e5cba7dc5ce08ccadd4d94557f90e92a4be857b7fdd2bb9806f9dcbd8f4f
ripemd-160
8a771925ed7106a34c2fec72d7cd9cc7a0d01d10
Diameter
256485124
Circumference
805771781.31347
Area
5.1667118811471E+16
Volume
8.834564916722E+24
Surface area
2.0666847524589E+17
Circumference
805771781.31347
Perimeter
512970248
Area
16446154708323844
Diagonal
181362370.45387
Surface area
98676928249943064
Volume
2.1090970148438E+24
Space diagonal
222122633.0768
Perimeter
384727686
Area
7.1213938859888E+15
Altitude
111061316.5384
Surface area
7.1213938859888E+15
Volume
2.4855946689606E+23
Height
60454123.484624