128798743 is an odd 9-digits composite number following 128798742
and preceding 128798744 . In scientific notation, it is written as 1.28798743 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 128131200 positive integers (up to 128798743) that are relatively prime to 128798743.
128798743 has 4 divisors, whose sum is 129466288
The reverse of 128798743 is 347897821
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-eight million seven hundred ninety-eight thousand seven hundred forty-three
Scientific notation
1.28798743 × 10^8
Engineering notation
1.28798743 × 10^6
Prime Factorization
193 × 667351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128798743
Product of the distinct prime numbers
The prime factorization of 128798743 is 193 × 667351.
Since it has a total of 2 prime factors.
4 , 9 , 35 , 92 , 52 , 478 , 3710 , 8096 , 37293 , 65024 , 695031 , 380229 , 3064155 , 6745495 , 85461421 , 28607325 , 652046549 , 943612979 , 1405722064 , 5723258517
n×2
257597486
n×3
386396229
n×4
515194972
n×5
643993715
n÷2
64399371.5
n÷3
42932914.333333
n÷3
32199685.75
n÷5
25759748.6
n2
16589116198380049
n3
2.1366573138323E+24
n4
2.7519877624336E+32
n5
3.5445256455282E+40
2 √n
11348.953387868
3 √n
505.01453149049
4 √n
106.53146665595
5 √n
41.877652124413
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
-128798742
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 128798743 can be divided by 4 positive divisors.
The sum of these divisors (counting 128798743) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011010101000000010111
3
Ternary
22222100122122211
4
Quaternary
13223111000113
5
Quinary
230433024433
6
Senary
20440334251
8
Octal
753250027
10
Decimal
128798743
12
Duodecimal
37174387
16
Hexadecimal
7ad5017
20
Vigesimal
204jgh3
36
Base36
24olqv
md5
9b77ed40e20a2aa67f1c4afd6483099d
sha1
ab153dd5f817148f0d8c436ce115c27e208712a1
sha256
2b2d8f52300ef080615aae62762607f94c04ed581fc01df0dd9cfe342fd1951d
sha512
67d6ba94761c853e5e544ad52fc99db18d513b3369180408e8f614759813b11bb20827e3dff216e9d4960826c2be8f52d539099d8ff48279a636cd2211c16ebe
ripemd-160
f0eb5d026083f16a75127fbfb82b15a2dd5bf58a
Diameter
257597486
Circumference
809266369.6008
Area
5.2116245578378E+16
Volume
8.9500092271659E+24
Surface area
2.0846498231351E+17
Circumference
809266369.6008
Perimeter
515194972
Area
16589116198380049
Diagonal
182148929.16721
Surface area
99534697190280294
Volume
2.1366573138323E+24
Space diagonal
223085966.82701
Perimeter
386396229
Area
7.1832980270645E+15
Altitude
111542983.4135
Surface area
7.1832980270645E+15
Volume
2.5180747928044E+23
Height
60716309.722402