128429450 is an even 9-digits composite number following 128429449
and preceding 128429451 . In scientific notation, it is written as 1.28429450 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 51246000 positive integers (up to 128429450) that are relatively prime to 128429450.
128429450 has 16 divisors, whose sum is 200840640
The reverse of 128429450 is 054924821
Previous prime number is 439
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million four hundred twenty-nine thousand four hundred fifty
Scientific notation
1.28429450 × 10^8
Engineering notation
1.28429450 × 10^6
Prime Factorization
2 × 25 × 439 × 5851
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128429450
Product of the distinct prime numbers
The prime factorization of 128429450 is 2 × 25 × 439 × 5851.
Since it has a total of 4 prime factors.
4 , 2 , 72 , 13 , 316 , 153 , 1010 , 4267 , 4396 , 59031 , 11243 , 186264 , 8600390 , 5549360 , 74743637 , 23102186 , 192387143 , 185290185 , 4894713470 , 1796437299
n×2
256858900
n×3
385288350
n×4
513717800
n×5
642147250
n÷2
64214725
n÷3
42809816.666667
n÷3
32107362.5
n÷5
25685890
n2
16494123627302500
n3
2.1183312256865E+24
n4
2.7205611423274E+32
n5
3.4940017120048E+40
2 √n
11332.671794418
3 √n
504.53140861012
4 √n
106.4550224011
5 √n
41.853610133473
1 , 2 , 25 , 50 , 439 , 878 , 5851 , 10975 , 11702 , 21950 , 146275 , 292550 , 2568589 , 5137178 , 64214725 , 128429450
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128429449
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128429450 can be divided by 16 positive divisors.
The sum of these divisors (counting 128429450) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001111010110110001010
3
Ternary
22221122220002022
4
Quaternary
13221322312022
5
Quinary
230334220300
6
Senary
20424404442
8
Octal
751726612
10
Decimal
128429450
12
Duodecimal
37016722
16
Hexadecimal
7a7ad8a
20
Vigesimal
202ddca
36
Base36
24gosq
md5
52a68a60319b31511e77afc730830c52
sha1
4b1fd80b52fe8ce64214b880b3caef19dd157cfd
sha256
07e5d4c5f031282b73708cd60ebf4045ce1302f91e671f69002658278fde5adf
sha512
10e0bc20793dedab71212db73a9fb26201d1f14bb35005df5a59221787b24b81cb80af0294d2bbb204a0efc39898f0e8c33fd48c40e11a29f00847af216a8564
ripemd-160
9fd15b70f403b40781042edbb5cbfef8603aed2a
Diameter
256858900
Circumference
806946033.24916
Area
5.1817817614935E+16
Volume
8.8732450886486E+24
Surface area
2.0727127045974E+17
Circumference
806946033.24916
Perimeter
513717800
Area
16494123627302500
Diagonal
181626669.99812
Surface area
98964741763815000
Volume
2.1183312256865E+24
Space diagonal
222446332.58813
Perimeter
385288350
Area
7.1421650372025E+15
Altitude
111223166.29406
Surface area
7.1421650372025E+15
Volume
2.4964772908035E+23
Height
60542223.332706