128545368 is an even 9-digits composite number following 128545367
and preceding 128545369 . In scientific notation, it is written as 1.28545368 × 10^8.
The sum of its digits is 42. It has a total of 5 prime factors and 16 positive divisors.
There are 36727200 positive integers (up to 128545368) that are relatively prime to 128545368.
128545368 has 16 divisors, whose sum is 252500160
The reverse of 128545368 is 863545821
Previous prime number is 21
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million five hundred forty-five thousand three hundred sixty-eight
Scientific notation
1.28545368 × 10^8
Engineering notation
1.28545368 × 10^6
Prime Factorization
2 × 2 × 2 × 21 × 765151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32136342
Product of the distinct prime numbers
The prime factorization of 128545368 is 2 × 2 × 2 × 21 × 765151.
Since it has a total of 5 prime factors.
4 , 3 , 32 , 98 , 651 , 395 , 3744 , 352 , 94897 , 60740 , 32837 , 937090 , 1617177 , 5755340 , 93670590 , 96538127 , 646010939 , 418804809 , 8059475503 , 5192552420
n×2
257090736
n×3
385636104
n×4
514181472
n×5
642726840
n÷2
64272684
n÷3
42848456
n÷3
32136342
n÷5
25709073.6
n2
16523911634255424
n3
2.1240723018248E+24
n4
2.7303965569668E+32
n5
3.5097983020123E+40
2 √n
11337.784968855
3 √n
504.68315647647
4 √n
106.47903534901
5 √n
41.861162663126
1 , 2 , 4 , 8 , 21 , 42 , 84 , 168 , 765151 , 1530302 , 3060604 , 6121208 , 16068171 , 32136342 , 64272684 , 128545368
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
-128545367
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 128545368 can be divided by 16 positive divisors.
The sum of these divisors (counting 128545368) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010111001001011000
3
Ternary
22221212210002120
4
Quaternary
13222113021120
5
Quinary
230401422433
6
Senary
20431101240
8
Octal
752271130
10
Decimal
128545368
12
Duodecimal
37071820
16
Hexadecimal
7a97258
20
Vigesimal
2038388
36
Base36
24j68o
md5
9b8ebf9363d019e045639df38ed4803e
sha1
22e7acb594e4e6c26a7a7735e1df05b2d96e9c35
sha256
455859be95b52a3cab43b1bd4fd3c17cfcdf79cf78d565fa14bc54e7b9cbbf95
sha512
df4281b7fe1e8e22109824300ce5c102ee8b3e7248fa61cee747e646c614616995639a03fb40ffe81a4752deb0f22de69270b60962b9771b474672d39d2da77b
ripemd-160
d6ff73dcce110086554ce66be53763894cb6eb83
Diameter
257090736
Circumference
807674367.52359
Area
5.1911399398744E+16
Volume
8.897293252142E+24
Surface area
2.0764559759498E+17
Circumference
807674367.52359
Perimeter
514181472
Area
16523911634255424
Diagonal
181790602.80584
Surface area
99143469805532544
Volume
2.1240723018248E+24
Space diagonal
222647108.45364
Perimeter
385636104
Area
7.1550636225772E+15
Altitude
111323554.22682
Surface area
7.1550636225772E+15
Volume
2.5032432139181E+23
Height
60596867.601947