129489505 is an odd 9-digits composite number following 129489504
and preceding 129489506 . In scientific notation, it is written as 1.29489505 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 103301616 positive integers (up to 129489505) that are relatively prime to 129489505.
129489505 has 8 divisors, whose sum is 155822400
The reverse of 129489505 is 505984921
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million four hundred eighty-nine thousand five hundred five
Scientific notation
1.29489505 × 10^8
Engineering notation
1.29489505 × 10^6
Prime Factorization
5 × 359 × 72139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129489505
Product of the distinct prime numbers
The prime factorization of 129489505 is 5 × 359 × 72139.
Since it has a total of 3 prime factors.
6 , 7 , 84 , 81 , 206 , 752 , 3829 , 927 , 54820 , 76079 , 901806 , 813711 , 7122698 , 1275337 , 4982596 , 39655736 , 534439930 , 763713291 , 3313790367 , 202639655
n×2
258979010
n×3
388468515
n×4
517958020
n×5
647447525
n÷2
64744752.5
n÷3
43163168.333333
n÷3
32372376.25
n÷5
25897901
n2
16767531905145025
n3
2.1712194064689E+24
n4
2.8115012619006E+32
n5
3.6405990671038E+40
2 √n
11379.345543571
3 √n
505.91573870191
4 √n
106.67401531569
5 √n
41.922474973558
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129489504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129489505 can be divided by 8 positive divisors.
The sum of these divisors (counting 129489505) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101111101101001100001
3
Ternary
100000122202012121
4
Quaternary
13231331221201
5
Quinary
231122131010
6
Senary
20503224241
8
Octal
755755141
10
Decimal
129489505
12
Duodecimal
37448081
16
Hexadecimal
7b7da61
20
Vigesimal
20963f5
36
Base36
253eqp
md5
3e51fd1e217bbf5e98e3f76ae73ad403
sha1
d6b3505e80edc03491f6cb7219c102ec0183e9ea
sha256
ec5efdd9e4a3b9c832280616da02fe7a3082486f4a001525d04cd1ad91b233fe
sha512
db21bb63fcf401c78dd92429e475189cf8f2b8bec05a0a43d914adaf213bd225152bf6d3672c2370024bca8ce477e8e09a45a9802f5fad1b1960f3eb7d6708e6
ripemd-160
dda2e2f0759c6ecc5c54c220b7acf790c8ebb2a6
Diameter
258979010
Circumference
813606555.24996
Area
5.2676755052036E+16
Volume
9.0947825822592E+24
Surface area
2.1070702020814E+17
Circumference
813606555.24996
Perimeter
517958020
Area
16767531905145025
Diagonal
183125814.15598
Surface area
100605191430870150
Volume
2.1712194064689E+24
Space diagonal
224282401.70694
Perimeter
388468515
Area
7.2605542943108E+15
Altitude
112141200.85347
Surface area
7.2605542943108E+15
Volume
2.5588066095967E+23
Height
61041938.051993