129465839 is an odd 9-digits composite number following 129465838
and preceding 129465840 . In scientific notation, it is written as 1.29465839 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 128808456 positive integers (up to 129465839) that are relatively prime to 129465839.
129465839 has 4 divisors, whose sum is 130123224
The reverse of 129465839 is 938564921
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million four hundred sixty-five thousand eight hundred thirty-nine
Scientific notation
1.29465839 × 10^8
Engineering notation
1.29465839 × 10^6
Prime Factorization
197 × 657187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129465839
Product of the distinct prime numbers
The prime factorization of 129465839 is 197 × 657187.
Since it has a total of 2 prime factors.
8 , 4 , 73 , 82 , 203 , 66 , 138 , 7709 , 46184 , 57540 , 223101 , 111879 , 9602916 , 3811263 , 19768716 , 27752506 , 52392795 , 148701200 , 1624075549 , 5671194512
n×2
258931678
n×3
388397517
n×4
517863356
n×5
647329195
n÷2
64732919.5
n÷3
43155279.666667
n÷3
32366459.75
n÷5
25893167.8
n2
16761403467973921
n3
2.1700291627988E+24
n4
2.8094464621621E+32
n5
3.637273433494E+40
2 √n
11378.305629574
3 √n
505.88491578862
4 √n
106.66914094327
5 √n
41.920942478965
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
-129465838
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 129465839 can be divided by 4 positive divisors.
The sum of these divisors (counting 129465839) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101110111110111101111
3
Ternary
100000121112202002
4
Quaternary
13231313313233
5
Quinary
231120401324
6
Senary
20502522515
8
Octal
755676757
10
Decimal
129465839
12
Duodecimal
3743643b
16
Hexadecimal
7b77def
20
Vigesimal
20934bj
36
Base36
252whb
md5
47b266f12c596fc8d397675c7771e2d3
sha1
ac400c4c39ee47774d5ff0d61fe325859d5cf6ae
sha256
ecf11d2d9ac170046c51c9a0263adcdd8b4e54cdae976586220060bae5bcdac0
sha512
f4e3dd4ecdf8ddef0f0b3739101ee17a7d0ae6c539704cee24b3fadbbe83aeca446d047efddcb341b2a68cb8bfde0cad42c0602c193021581970ba6e9443c6c9
ripemd-160
6c7dba47175fc48e078b4ba36891b1043f1f08bf
Diameter
258931678
Circumference
813457857.38648
Area
5.2657501998841E+16
Volume
9.0897969012322E+24
Surface area
2.1063000799537E+17
Circumference
813457857.38648
Perimeter
517863356
Area
16761403467973921
Diagonal
183092345.37781
Surface area
100568420807843526
Volume
2.1700291627988E+24
Space diagonal
224241410.99253
Perimeter
388397517
Area
7.257900603173E+15
Altitude
112120705.49627
Surface area
7.257900603173E+15
Volume
2.5574038939793E+23
Height
61030781.792604