128520107 is an odd 9-digits composite number following 128520106
and preceding 128520108 . In scientific notation, it is written as 1.28520107 × 10^8.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 126413160 positive integers (up to 128520107) that are relatively prime to 128520107.
128520107 has 4 divisors, whose sum is 130627056
The reverse of 128520107 is 701025821
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-eight million five hundred twenty thousand one hundred seven
Scientific notation
1.28520107 × 10^8
Engineering notation
1.28520107 × 10^6
Prime Factorization
61 × 2106887
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128520107
Product of the distinct prime numbers
The prime factorization of 128520107 is 61 × 2106887.
Since it has a total of 2 prime factors.
7 , 6 , 20 , 57 , 262 , 258 , 6092 , 1179 , 82194 , 41339 , 742019 , 143571 , 746595 , 1987624 , 59661553 , 35806468 , 854710303 , 234859416 , 9537823191 , 4841625752
n×2
257040214
n×3
385560321
n×4
514080428
n×5
642600535
n÷2
64260053.5
n÷3
42840035.666667
n÷3
32130026.75
n÷5
25704021.4
n2
16517417903291449
n3
2.1228203162947E+24
n4
2.7282509419197E+32
n5
3.5063510297837E+40
2 √n
11336.670895814
3 √n
504.65009516223
4 √n
106.47380380081
5 √n
41.859517270564
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
-128520106
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 128520107 can be divided by 4 positive divisors.
The sum of these divisors (counting 128520107) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010010000111110101011
3
Ternary
22221211111102222
4
Quaternary
13222100332223
5
Quinary
230400120412
6
Senary
20430344255
8
Octal
752207653
10
Decimal
128520107
12
Duodecimal
3705b08b
16
Hexadecimal
7a90fab
20
Vigesimal
2035057
36
Base36
24imqz
md5
f633318a64874f591f27d021d1f5bab3
sha1
0515c8673b865d32686bb67b83a1b3da778f0708
sha256
18bd8e3af3ce6a2a7c2fb1b60a6f42771b6a6c3817eded253e0d22cf5a7ec17f
sha512
12ca434bd3905a3284bc9ae259c514e1d20023f715688ec44fae93354880e855d565401ff4fea2ad8ba15697da4d57fdab3a4838814714ed5771da30d791bbaf
ripemd-160
4de2bfd9a22a11403f6a49db0813d42106f5dc2a
Diameter
257040214
Circumference
807515647.97955
Area
5.1890998741253E+16
Volume
8.8920489474169E+24
Surface area
2.0756399496501E+17
Circumference
807515647.97955
Perimeter
514080428
Area
16517417903291449
Diagonal
181754878.35704
Surface area
99104507419748694
Volume
2.1228203162947E+24
Space diagonal
222603355.11819
Perimeter
385560321
Area
7.1522517545871E+15
Altitude
111301677.55909
Surface area
7.1522517545871E+15
Volume
2.501767734821E+23
Height
60584959.452347