128423268 is an even 9-digits composite number following 128423267
and preceding 128423269 . In scientific notation, it is written as 1.28423268 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 42761136 positive integers (up to 128423268) that are relatively prime to 128423268.
128423268 has 24 divisors, whose sum is 249984000
The reverse of 128423268 is 862324821
Previous prime number is 1487
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-eight million four hundred twenty-three thousand two hundred sixty-eight
Scientific notation
1.28423268 × 10^8
Engineering notation
1.28423268 × 10^6
Prime Factorization
2 × 2 × 9 × 1487 × 2399
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64211634 Product of the distinct prime numbers
The prime factorization of 128423268 is 2 × 2 × 9 × 1487 × 2399.
Since it has a total of 5 prime factors.
2 , 9 , 84 , 51 , 560 , 62 , 7213 , 4731 , 36787 , 61202 , 684107 , 96066 , 7696533 , 46856 , 37455554 , 66849251 , 31367043 , 314711379 , 7876431983 , 9435643854
n×2
256846536
n×3
385269804
n×4
513693072
n×5
642116340
n÷2
64211634
n÷3
42807756
n÷3
32105817
n÷5
25684653.6
n2
16492535763799824
n3
2.118025340394E+24
n4
2.7200373592022E+32
n5
3.4931608675083E+40
2 √n11332.399039921
3 √n504.52331321037
4 √n106.45374131481
5 √n41.853207197854
1 , 2 , 4 , 9 , 18 , 36 , 1487 , 2399 , 2974 , 4798 , 5948 , 9596 , 13383 , 21591 , 26766 , 43182 , 53532 , 86364 , 3567313 , 7134626 , 14269252 , 32105817 , 64211634 , 128423268
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128423267 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128423268 can be divided by 24 positive divisors.
The sum of these divisors (counting 128423268) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101001111001010101100100
3
Ternary
22221122120121100
4
Quaternary
13221321111210
5
Quinary
230334021033
6
Senary
20424320100
8
Octal
751712544
10
Decimal
128423268
12
Duodecimal
37013030
16
Hexadecimal
7a79564
20
Vigesimal
202ci38
36
Base36
24gk10
md5
71e9473d80a62512773410ad4a741c5c
sha1
8cbcc6917df3bcaa27caed13acf04eb272f6054a
sha256
8fe191fcc8467631739d1c50a0958ff112085359afab9128aacd28bf38f82599
sha512
e46ce08b2508e726645ac20e5aef24c599a42765b2098f5306939988e3a410e8249de0d6aa9b60dd87f70f5e3b7d3025f516c7b6b5a2a3ee25fdb9e76800ac20
ripemd-160
d03383c11a7c5e8059ba28f2811b6a680501da21
Diameter
256846536
Circumference
806907190.59759
Area
5.181282919462E+16
Volume
8.871963799332E+24
Surface area
2.0725131677848E+17
Circumference
806907190.59759
Perimeter
513693072
Area
16492535763799824
Diagonal
181617927.32987
Surface area
98955214582798944
Volume
2.118025340394E+24
Space diagonal
222435625.05003
Perimeter
385269804
Area
7.141477472137E+15
Altitude
111217812.52502
Surface area
7.141477472137E+15
Volume
2.4961168015293E+23
Height
60539309.109958