129439300 is an even 9-digits composite number following 129439299
and preceding 129439301 . In scientific notation, it is written as 1.29439300 × 10^8.
The sum of its digits is 31. It has a total of 5 prime factors and 18 positive divisors.
There are 51775680 positive integers (up to 129439300) that are relatively prime to 129439300.
129439300 has 18 divisors, whose sum is 280883498
The reverse of 129439300 is 003934921
Previous prime number is 5
Is Prime? no Number parity even Number length 9 Sum of Digits 31 Digital Root 4
Name
one hundred twenty-nine million four hundred thirty-nine thousand three hundred
Scientific notation
1.29439300 × 10^8
Engineering notation
1.29439300 × 10^6
Prime Factorization
2 × 2 × 5 × 5 × 1294393
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
12943930 Product of the distinct prime numbers
The prime factorization of 129439300 is 2 × 2 × 5 × 5 × 1294393.
Since it has a total of 5 prime factors.
4 , 9 , 99 , 77 , 957 , 638 , 8819 , 1783 , 434 , 2285 , 824751 , 696227 , 9299155 , 7451230 , 5240736 , 19434451 , 290242977 , 38982806 , 4170689793 , 7662415587
n×2
258878600
n×3
388317900
n×4
517757200
n×5
647196500
n÷2
64719650
n÷3
43146433.333333
n÷3
32359825
n÷5
25887860
n2
16754532384490000
n3
2.1686949436757E+24
n4
2.8071435542292E+32
n5
3.6335469665895E+40
2 √n11377.139359259
3 √n505.85034657366
4 √n106.66367403788
5 √n41.919223676329
1 , 2 , 4 , 5 , 10 , 20 , 25 , 50 , 100 , 1294393 , 2588786 , 5177572 , 6471965 , 12943930 , 25887860 , 32359825 , 64719650 , 129439300
18 divisors
τ Total Divisors
18 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129439299 Sum of the proper positive divisors of n
A Arithmetic Mean
0.055555555555556 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
18 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129439300 can be divided by 18 positive divisors.
The sum of these divisors (counting 129439300) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
111101101110001011001000100
3
Ternary
100000120012100011
4
Quaternary
13231301121010
5
Quinary
231114024200
6
Senary
20502200004
8
Octal
755613104
10
Decimal
129439300
12
Duodecimal
37423004
16
Hexadecimal
7b71644
20
Vigesimal
208ji50
36
Base36
252c04
md5
47b752498366f4fe33e6f314a1d62036
sha1
4cd3adccfa8dc3b0d83612ffc91d54109d878d2a
sha256
3d48d482b4ee9d15cb24ef0db484558fa4973f499e7de8a37a1750367b4042f2
sha512
94cb7942d5c7e077b71d489103fa3dd48a48f3979b8a5c4549adfbb40b351400b380fabe1ca90de3153903a6f1ec52c8dde8e4dc44ab22d89e8edd6575ed3035
ripemd-160
16c90cc2545c6beabf19285a62dabde9893ae5f9
Diameter
258878600
Circumference
813291107.93161
Area
5.2635915853446E+16
Volume
9.0842081372386E+24
Surface area
2.1054366341378E+17
Circumference
813291107.93161
Perimeter
517757200
Area
16754532384490000
Diagonal
183054813.56408
Surface area
100527194306940000
Volume
2.1686949436757E+24
Space diagonal
224195444.09615
Perimeter
388317900
Area
7.2549253367487E+15
Altitude
112097722.04808
Surface area
7.2549253367487E+15
Volume
2.5558315016635E+23
Height
61018271.188027