129469209 is an odd 9-digits composite number following 129469208
and preceding 129469210 . In scientific notation, it is written as 1.29469209 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 86312804 positive integers (up to 129469209) that are relatively prime to 129469209.
129469209 has 4 divisors, whose sum is 172625616
The reverse of 129469209 is 902964921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million four hundred sixty-nine thousand two hundred nine
Scientific notation
1.29469209 × 10^8
Engineering notation
1.29469209 × 10^6
Prime Factorization
3 × 43156403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129469209
Product of the distinct prime numbers
The prime factorization of 129469209 is 3 × 43156403.
Since it has a total of 2 prime factors.
10 , 3 , 72 , 14 , 448 , 790 , 8866 , 6677 , 45239 , 68201 , 5473 , 328136 , 7975618 , 5191038 , 3618324 , 81766455 , 933818167 , 693041610 , 1094824979 , 3720967567
n×2
258938418
n×3
388407627
n×4
517876836
n×5
647346045
n÷2
64734604.5
n÷3
43156403
n÷3
32367302.25
n÷5
25893841.8
n2
16762276079085681
n3
2.1701986249988E+24
n4
2.8097389935149E+32
n5
3.6377468498683E+40
2 √n
11378.453717443
3 √n
505.8893051508
4 √n
106.66983508679
5 √n
41.921160717392
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
-129469208
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 129469209 can be divided by 4 positive divisors.
The sum of these divisors (counting 129469209) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101111000101100011001
3
Ternary
100000121201100220
4
Quaternary
13231320230121
5
Quinary
231121003314
6
Senary
20502550253
8
Octal
755705431
10
Decimal
129469209
12
Duodecimal
37438389
16
Hexadecimal
7b78b19
20
Vigesimal
2093d09
36
Base36
252z2x
md5
3521ece7e784d68fcbb5a544da3bfb46
sha1
dab92a5172474bebbfd45115cada333b1b862a11
sha256
f7bea6ff29c88813fb8b90fb9734e0dae4e1b10d21c15262aaae1c9ec4145fbd
sha512
95f04e6061ab6192f9e348e937084551fd9792087167dc65b651285f470e9685af38f87e4acb8b1b75693dcf5048899bba598f93420cc6482b2b4ee80456a541
ripemd-160
b2448fff5dccc063676b98b388ac58270951b798
Diameter
258938418
Circumference
813479031.72096
Area
5.2660243387499E+16
Volume
9.0905067428361E+24
Surface area
2.1064097355E+17
Circumference
813479031.72096
Perimeter
517876836
Area
16762276079085681
Diagonal
183097111.27752
Surface area
100573656474514086
Volume
2.1701986249988E+24
Space diagonal
224247248.00375
Perimeter
388407627
Area
7.2582784548682E+15
Altitude
112123624.00188
Surface area
7.2582784548682E+15
Volume
2.5576036070973E+23
Height
61032370.425839