128247169 is an odd 9-digits composite number following 128247168
and preceding 128247170 . In scientific notation, it is written as 1.28247169 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 120690000 positive integers (up to 128247169) that are relatively prime to 128247169.
128247169 has 8 divisors, whose sum is 135894080
The reverse of 128247169 is 961742821
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million two hundred forty-seven thousand one hundred sixty-nine
Scientific notation
1.28247169 × 10^8
Engineering notation
1.28247169 × 10^6
Prime Factorization
19 × 151 × 44701
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128247169
Product of the distinct prime numbers
The prime factorization of 128247169 is 19 × 151 × 44701.
Since it has a total of 3 prime factors.
1 , 9 , 7 , 58 , 657 , 220 , 3921 , 2742 , 31028 , 51946 , 545464 , 207160 , 9271416 , 2612008 , 29030320 , 23065748 , 110540528 , 316484232 , 6798672228 , 1181857624
n×2
256494338
n×3
384741507
n×4
512988676
n×5
641235845
n÷2
64123584.5
n÷3
42749056.333333
n÷3
32061792.25
n÷5
25649433.8
n2
16447336356514561
n3
2.1093243253138E+24
n4
2.7051487322433E+32
n5
3.4692766663414E+40
2 √n
11324.626660513
3 √n
504.29260036783
4 √n
106.41722915258
5 √n
41.841722746539
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
-128247168
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 128247169 can be divided by 8 positive divisors.
The sum of these divisors (counting 128247169) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001001110010110000001
3
Ternary
22221022122001011
4
Quaternary
13221032112001
5
Quinary
230312402134
6
Senary
20420440521
8
Octal
751162601
10
Decimal
128247169
12
Duodecimal
36b49141
16
Hexadecimal
7a4e581
20
Vigesimal
201ahi9
36
Base36
24cs5d
md5
d9cea2493698f11db5d1df4abf70d26f
sha1
59ff2630ecd5e0e6976fe57f721677c4dec6ee7c
sha256
eed1189b4ee95425a903a1e9f6cb6f9d7e494eb9c8db8631be60c2620172f9f4
sha512
2d9ff86d19eb9ca4ac446acada729553e8a7e7e0230f81e3d8b8e71a8451982fb038d8b1940ef732d4b6ab74b24d169689effa8fca551b3e731d4f895a698e1e
ripemd-160
ac084a3b806c56b55606ab2e8535864a5a494807
Diameter
256494338
Circumference
805800727.94818
Area
5.1670831068746E+16
Volume
8.835517072592E+24
Surface area
2.0668332427499E+17
Circumference
805800727.94818
Perimeter
512988676
Area
16447336356514561
Diagonal
181368885.73575
Surface area
98684018139087366
Volume
2.1093243253138E+24
Space diagonal
222130612.63487
Perimeter
384741507
Area
7.1219055546645E+15
Altitude
111065306.31744
Surface area
7.1219055546645E+15
Volume
2.4858625569185E+23
Height
60456295.245251