128247269 is an odd 9-digits composite number following 128247268
and preceding 128247270 . In scientific notation, it is written as 1.28247269 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 120703296 positive integers (up to 128247269) that are relatively prime to 128247269.
128247269 has 4 divisors, whose sum is 135791244
The reverse of 128247269 is 962742821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million two hundred forty-seven thousand two hundred sixty-nine
Scientific notation
1.28247269 × 10^8
Engineering notation
1.28247269 × 10^6
Prime Factorization
17 × 7543957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128247269
Product of the distinct prime numbers
The prime factorization of 128247269 is 17 × 7543957.
Since it has a total of 2 prime factors.
7 , 4 , 83 , 94 , 895 , 398 , 4662 , 1366 , 37841 , 20597 , 868993 , 333636 , 8770479 , 2254676 , 69000594 , 77476071 , 853878520 , 990940699 , 3140331380 , 4550536373
n×2
256494538
n×3
384741807
n×4
512989076
n×5
641236345
n÷2
64123634.5
n÷3
42749089.666667
n÷3
32061817.25
n÷5
25649453.8
n2
16447362005958361
n3
2.1093292595185E+24
n4
2.7051571695504E+32
n5
3.4692901921061E+40
2 √n
11324.631075669
3 √n
504.29273144089
4 √n
106.41724989713
5 √n
41.841729271706
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128247268
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128247269 can be divided by 4 positive divisors.
The sum of these divisors (counting 128247269) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001001110010111100101
3
Ternary
22221022122011212
4
Quaternary
13221032113211
5
Quinary
230312403034
6
Senary
20420441205
8
Octal
751162745
10
Decimal
128247269
12
Duodecimal
36b49205
16
Hexadecimal
7a4e5e5
20
Vigesimal
201ai39
36
Base36
24cs85
md5
89fab8f732d34400426d4117b6e7ac04
sha1
978fd5b073597cfc0733406e22ae0970ea12cbf4
sha256
f6546d889164ace7bbf0a5d42bf982031d022aa06b1ad03b7b6f99b0dd985938
sha512
cfeb4f6587264d113a6b98e9b0eccd83ac3c9cd1f6b8842365aab9699bdbdfbfed6177773a70f0e2226d1dbebed94843c17093e628fce078df58bf232c7b3b1d
ripemd-160
645a80ee99bf261b2e63dc655174da1bbbca7368
Diameter
256494538
Circumference
805801356.26671
Area
5.1670911648851E+16
Volume
8.8355377409405E+24
Surface area
2.066836465954E+17
Circumference
805801356.26671
Perimeter
512989076
Area
16447362005958361
Diagonal
181369027.15711
Surface area
98684172035750166
Volume
2.1093292595185E+24
Space diagonal
222130785.83995
Perimeter
384741807
Area
7.1219166611995E+15
Altitude
111065392.91998
Surface area
7.1219166611995E+15
Volume
2.4858683719346E+23
Height
60456342.385704