128229739 is an odd 9-digits composite number following 128229738
and preceding 128229740 . In scientific notation, it is written as 1.28229739 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 116572480 positive integers (up to 128229739) that are relatively prime to 128229739.
128229739 has 4 divisors, whose sum is 139887000
The reverse of 128229739 is 937922821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-eight million two hundred twenty-nine thousand seven hundred thirty-nine
Scientific notation
1.28229739 × 10^8
Engineering notation
1.28229739 × 10^6
Prime Factorization
11 × 11657249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128229739
Product of the distinct prime numbers
The prime factorization of 128229739 is 11 × 11657249.
Since it has a total of 2 prime factors.
5 , 2 , 70 , 93 , 302 , 444 , 1049 , 4915 , 89378 , 57117 , 183439 , 73927 , 2498807 , 3022318 , 37759284 , 16890846 , 218024926 , 103274750 , 595364282 , 8549352870
n×2
256459478
n×3
384689217
n×4
512918956
n×5
641148695
n÷2
64114869.5
n÷3
42743246.333333
n÷3
32057434.75
n÷5
25645947.8
n2
16442865964008121
n3
2.1084644109767E+24
n4
2.7036784111034E+32
n5
3.4669197699572E+40
2 √n
11323.85707257
3 √n
504.26975329233
4 √n
106.41361319197
5 √n
41.840585347743
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
-128229738
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 128229739 can be divided by 4 positive divisors.
The sum of these divisors (counting 128229739) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001001010000101101011
3
Ternary
22221021202010121
4
Quaternary
13221022011223
5
Quinary
230311322424
6
Senary
20420224111
8
Octal
751120553
10
Decimal
128229739
12
Duodecimal
36b3b037
16
Hexadecimal
7a4a16b
20
Vigesimal
2018e6j
36
Base36
24cep7
md5
84e49d37773daf55c05892cf2a633628
sha1
3644e3453cc3767651271e44ef94bd86ad4a52e1
sha256
4bbf6cdf83a29672d2d976fa28de66f9820b05e4ac9d6ca63f514de5f4cd0f9a
sha512
57bce479eac98df3e2eca4962963a3dae80c01a728529db78a2da5d9c7ebc6b909e693e2f3d009fc12c60520fecf612ed78d7abfe23b003d6b83e2fbab23d25c
ripemd-160
cd2163eda3173725eff2fb9fb49aeeed71def05a
Diameter
256459478
Circumference
805691212.02827
Area
5.165678691649E+16
Volume
8.8319150718401E+24
Surface area
2.0662714766596E+17
Circumference
805691212.02827
Perimeter
512918956
Area
16442865964008121
Diagonal
181344235.99336
Surface area
98657195784048726
Volume
2.1084644109767E+24
Space diagonal
222100422.9893
Perimeter
384689217
Area
7.1199698179268E+15
Altitude
111050211.49465
Surface area
7.1199698179268E+15
Volume
2.4848491381536E+23
Height
60448078.664454