128840106 is an even 9-digits composite number following 128840105
and preceding 128840107 . In scientific notation, it is written as 1.28840106 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 42946700 positive integers (up to 128840106) that are relatively prime to 128840106.
128840106 has 8 divisors, whose sum is 257680224
The reverse of 128840106 is 601048821
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-eight million eight hundred forty thousand one hundred six
Scientific notation
1.28840106 × 10^8
Engineering notation
1.28840106 × 10^6
Prime Factorization
2 × 3 × 21473351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128840106
Product of the distinct prime numbers
The prime factorization of 128840106 is 2 × 3 × 21473351.
Since it has a total of 3 prime factors.
5 , 9 , 47 , 56 , 950 , 900 , 8933 , 4147 , 84787 , 28774 , 209935 , 277209 , 4895287 , 9060107 , 45633646 , 12376745 , 153085254 , 475332711 , 7031672048 , 588585476
n×2
257680212
n×3
386520318
n×4
515360424
n×5
644200530
n÷2
64420053
n÷3
42946702
n÷3
32210026.5
n÷5
25768021.2
n2
16599772914091236
n3
2.1387165018274E+24
n4
2.755524607994E+32
n5
3.5502208257955E+40
2 √n
11350.775568216
3 √n
505.06858657378
4 √n
106.54001862312
5 √n
41.880341533975
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128840105
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128840106 can be divided by 8 positive divisors.
The sum of these divisors (counting 128840106) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011011111000110101010
3
Ternary
22222102202101210
4
Quaternary
13223133012222
5
Quinary
230440340411
6
Senary
20441253550
8
Octal
753370652
10
Decimal
128840106
12
Duodecimal
371942b6
16
Hexadecimal
7adf1aa
20
Vigesimal
2055056
36
Base36
24phnu
md5
e6e193020f7318ec1e66ee95cbd8bcd9
sha1
cd47e3950e3eed0172446e0e1f27f96bffa2c248
sha256
881f8822a851ebed2a39ebd52907195d321e5cbdac43bece97228b1f15bc29c2
sha512
69953e187f69905cde1139019e89232e27e924d38c1ca9707f12af71ab1a58a11152d215cfcee42e21c260c920cd2c179c7d8e5ff4f4eb56bc4fd41579687176
ripemd-160
9bc084af081126fe3c47012d6d5cd3be62016a35
Diameter
257680212
Circumference
809526260.99466
Area
5.2149724638168E+16
Volume
8.9586347336698E+24
Surface area
2.0859889855267E+17
Circumference
809526260.99466
Perimeter
515360424
Area
16599772914091236
Diagonal
182207425.28279
Surface area
99598637484547416
Volume
2.1387165018274E+24
Space diagonal
223157609.64456
Perimeter
386520318
Area
7.1879125203279E+15
Altitude
111578804.82228
Surface area
7.1879125203279E+15
Volume
2.5205015691296E+23
Height
60735808.427596