128388614 is an even 9-digits composite number following 128388613
and preceding 128388615 . In scientific notation, it is written as 1.28388614 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 64194306 positive integers (up to 128388614) that are relatively prime to 128388614.
128388614 has 4 divisors, whose sum is 192582924
The reverse of 128388614 is 416883821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million three hundred eighty-eight thousand six hundred fourteen
Scientific notation
1.28388614 × 10^8
Engineering notation
1.28388614 × 10^6
Prime Factorization
2 × 64194307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128388614
Product of the distinct prime numbers
The prime factorization of 128388614 is 2 × 64194307.
Since it has a total of 2 prime factors.
10 , 9 , 80 , 82 , 775 , 298 , 1521 , 6562 , 94288 , 18695 , 284256 , 191821 , 7470313 , 9676152 , 29767884 , 95776763 , 58593038 , 197519740 , 436238366 , 5711753830
n×2
256777228
n×3
385165842
n×4
513554456
n×5
641943070
n÷2
64194307
n÷3
42796204.666667
n÷3
32097153.5
n÷5
25677722.8
n2
16483636204840996
n3
2.1163112060198E+24
n4
2.7171026253354E+32
n5
3.4884504016258E+40
2 √n
11330.869957775
3 √n
504.47792859011
4 √n
106.44655916362
5 √n
41.850948202829
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128388613
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128388614 can be divided by 4 positive divisors.
The sum of these divisors (counting 128388614) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001110000111000000110
3
Ternary
22221120211001212
4
Quaternary
13221300320012
5
Quinary
230331413424
6
Senary
20423451422
8
Octal
751607006
10
Decimal
128388614
12
Duodecimal
36bb6b72
16
Hexadecimal
7a70e06
20
Vigesimal
2028bae
36
Base36
24ftae
md5
0c7f8f26e3fcd8b52ac0e96073f2c608
sha1
14efddaab90fc1d984524f3c438f8bb1356538a2
sha256
b598a39386a334637feb3abbc0f24c61f41bd99796529e621f94cab96c0776f8
sha512
45c2546a1615a1b723f5db3f2512f458a046b7ff12d3639ccf46bdd4939f6d6288d271bd82a325a76ae551c58e252494af6615a03fac2e12b2580dbe8fdbc8d1
ripemd-160
869733f7a2a02765bb4e58e0bc0e851fbddf7ba1
Diameter
256777228
Circumference
806689453.09395
Area
5.1784870405575E+16
Volume
8.8647836500552E+24
Surface area
2.071394816223E+17
Circumference
806689453.09395
Perimeter
513554456
Area
16483636204840996
Diagonal
181568919.17308
Surface area
98901817229045976
Volume
2.1163112060198E+24
Space diagonal
222375602.56135
Perimeter
385165842
Area
7.1376238500666E+15
Altitude
111187801.28067
Surface area
7.1376238500666E+15
Volume
2.4940966747961E+23
Height
60522973.057695