128013886 is an even 9-digits composite number following 128013885
and preceding 128013887 . In scientific notation, it is written as 1.28013886 × 10^8.
The sum of its digits is 37. It has a total of 5 prime factors and 24 positive divisors.
There are 46031040 positive integers (up to 128013886) that are relatively prime to 128013886.
128013886 has 24 divisors, whose sum is 213420312
The reverse of 128013886 is 688310821
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million thirteen thousand eight hundred eighty-six
Scientific notation
1.28013886 × 10^8
Engineering notation
1.28013886 × 10^6
Prime Factorization
2 × 11 × 91 × 11 × 5813
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
11637626
Product of the distinct prime numbers
The prime factorization of 128013886 is 2 × 11 × 91 × 11 × 5813.
Since it has a total of 5 prime factors.
2 , 5 , 67 , 20 , 869 , 513 , 2478 , 9057 , 54831 , 93388 , 57470 , 881726 , 2127230 , 6084379 , 51137020 , 80214632 , 329348164 , 674961751 , 1032437901 , 6689287911
n×2
256027772
n×3
384041658
n×4
512055544
n×5
640069430
n÷2
64006943
n÷3
42671295.333333
n÷3
32003471.5
n÷5
25602777.2
n2
16387555008820996
n3
2.0978345987179E+24
n4
2.6855195916713E+32
n5
3.4378379885898E+40
2 √n
11314.32216264
3 √n
503.98664353199
4 √n
106.36880258158
5 √n
41.826489548701
1 , 2 , 11 , 22 , 91 , 121 , 182 , 242 , 1001 , 2002 , 5813 , 11011 , 11626 , 22022 , 63943 , 127886 , 528983 , 703373 , 1057966 , 1406746 , 5818813 , 11637626 , 64006943 , 128013886
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
-128013885
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 128013886 can be divided by 24 positive divisors.
The sum of these divisors (counting 128013886) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101000010101011000111110
3
Ternary
22220212210001001
4
Quaternary
13220111120332
5
Quinary
230232421021
6
Senary
20411440514
8
Octal
750253076
10
Decimal
128013886
12
Duodecimal
36a5613a
16
Hexadecimal
7a1563e
20
Vigesimal
2001ee6
36
Base36
247s5a
md5
011d1314a16126003163a62a8fa75493
sha1
6b68fca600df19ade6a314a1fc069d374f1c5ced
sha256
e57194955c35d2f0fb843349c8e726454bc50282b6cb64d4e3f206ba3c700cb9
sha512
cbbd6cf883759a616cde64d7c90208db7c32b75deca3f020e626a914f35e8bad78aa9719efe8a3b0cdabece0d143facfb491ef74d8ba74e7ba7434a840730b4c
ripemd-160
0cd47af551b61f8990629b50442aa62d5a1f8213
Diameter
256027772
Circumference
804334967.63016
Area
5.1483022426011E+16
Volume
8.7873890183717E+24
Surface area
2.0593208970404E+17
Circumference
804334967.63016
Perimeter
512055544
Area
16387555008820996
Diagonal
181038973.75328
Surface area
98325330052925976
Volume
2.0978345987179E+24
Space diagonal
221726554.62633
Perimeter
384041658
Area
7.096019471777E+15
Altitude
110863277.31317
Surface area
7.096019471777E+15
Volume
2.4723217842687E+23
Height
60346324.584428