128380246 is an even 9-digits composite number following 128380245
and preceding 128380247 . In scientific notation, it is written as 1.28380246 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 64040760 positive integers (up to 128380246) that are relatively prime to 128380246.
128380246 has 8 divisors, whose sum is 193018464
The reverse of 128380246 is 642083821
Previous prime number is 431
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million three hundred eighty thousand two hundred forty-six
Scientific notation
1.28380246 × 10^8
Engineering notation
1.28380246 × 10^6
Prime Factorization
2 × 431 × 148933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128380246
Product of the distinct prime numbers
The prime factorization of 128380246 is 2 × 431 × 148933.
Since it has a total of 3 prime factors.
5 , 4 , 58 , 42 , 710 , 134 , 846 , 9623 , 20452 , 75665 , 874822 , 864003 , 8049188 , 3750512 , 91808064 , 10135872 , 396955858 , 502209889 , 3025725800 , 1435554414
n×2
256760492
n×3
385140738
n×4
513520984
n×5
641901230
n÷2
64190123
n÷3
42793415.333333
n÷3
32095061.5
n÷5
25676049.2
n2
16481487563020516
n3
2.1158974277865E+24
n4
2.7163943229E+32
n5
3.4873137140691E+40
2 √n
11330.500695027
3 √n
504.46696821262
4 √n
106.44482465121
5 √n
41.850402643758
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
-128380245
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 128380246 can be divided by 8 positive divisors.
The sum of these divisors (counting 128380246) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001101110110101010110
3
Ternary
22221120101120221
4
Quaternary
13221232311112
5
Quinary
230331131441
6
Senary
20423344554
8
Octal
751566526
10
Decimal
128380246
12
Duodecimal
36bb215a
16
Hexadecimal
7a6ed56
20
Vigesimal
2027ac6
36
Base36
24fmty
md5
cf6957cdbc528ac230083ad6e46f10b0
sha1
199c60d44e48b0f0d99de2469331056e051f9a8a
sha256
e817afacf4f9620704c6ac8d185103c42d2304111187a3b674f4cc403736464a
sha512
e4d6cdc2a2b1d83f799f3c1aef326e142e60c8253da8e53bdaa3d1290850bd6caa48afdc9dcbb5fdae76b700e88531fd3166eff806fc4486eb0f49c2edf095d1
ripemd-160
d7e232af29a8e813303606dc39f089698c202adb
Diameter
256760492
Circumference
806636875.3993
Area
5.1778120248217E+16
Volume
8.8630504198449E+24
Surface area
2.0711248099287E+17
Circumference
806636875.3993
Perimeter
513520984
Area
16481487563020516
Diagonal
181557085.03399
Surface area
98888925378123096
Volume
2.1158974277865E+24
Space diagonal
222361108.76019
Perimeter
385140738
Area
7.1366934608665E+15
Altitude
111180554.3801
Surface area
7.1366934608665E+15
Volume
2.4936090324717E+23
Height
60519028.344665