129440903 is an odd 9-digits composite number following 129440902
and preceding 129440904 . In scientific notation, it is written as 1.29440903 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 125265360 positive integers (up to 129440903) that are relatively prime to 129440903.
129440903 has 4 divisors, whose sum is 133616448
The reverse of 129440903 is 309044921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million four hundred forty thousand nine hundred three
Scientific notation
1.29440903 × 10^8
Engineering notation
1.29440903 × 10^6
Prime Factorization
31 × 4175513
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129440903
Product of the distinct prime numbers
The prime factorization of 129440903 is 31 × 4175513.
Since it has a total of 2 prime factors.
2 , 1 , 19 , 53 , 185 , 88 , 3884 , 6818 , 39317 , 49928 , 305343 , 144805 , 159208 , 9542622 , 81569450 , 92878772 , 11252889 , 816428157 , 4410476857 , 1681722680
n×2
258881806
n×3
388322709
n×4
517763612
n×5
647204515
n÷2
64720451.5
n÷3
43146967.666667
n÷3
32360225.75
n÷5
25888180.6
n2
16754947369455409
n3
2.1687755172198E+24
n4
2.8072826135322E+32
n5
3.6337719647181E+40
2 √n
11377.20980733
3 √n
505.85243474615
4 √n
106.66400427196
5 √n
41.919327502884
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
-129440902
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 129440903 can be divided by 4 positive divisors.
The sum of these divisors (counting 129440903) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101110001110010000111
3
Ternary
100000120021112112
4
Quaternary
13231301302013
5
Quinary
231114102103
6
Senary
20502211235
8
Octal
755616207
10
Decimal
129440903
12
Duodecimal
37423b1b
16
Hexadecimal
7b71c87
20
Vigesimal
2090253
36
Base36
252d8n
md5
19f0da42081a99994980a6783ea7611e
sha1
25dbba44719fe6af730bd415015aff34138d6166
sha256
a68acd8242f0fe3ac7e0c238448201d71889278cc6ff1a95169356abb277f4b4
sha512
45718679f7b17c44be0f7278b404c0e9aa7aefd17370167a5c2ef1af6c8e23247269d0d04e89095c3ab8ed95f771f804ea9cae479473ef95ceff3d4ea5af93a6
ripemd-160
b11f81e088ca510f6f25b8711ac5312e4e1561fb
Diameter
258881806
Circumference
813301179.87766
Area
5.2637219567165E+16
Volume
9.0845456429108E+24
Surface area
2.1054887826866E+17
Circumference
813301179.87766
Perimeter
517763612
Area
16754947369455409
Diagonal
183057080.54842
Surface area
100529684216732454
Volume
2.1687755172198E+24
Space diagonal
224198220.57359
Perimeter
388322709
Area
7.2551050305098E+15
Altitude
112099110.2868
Surface area
7.2551050305098E+15
Volume
2.5559264584958E+23
Height
61019026.849473