129789725 is an odd 9-digits composite number following 129789724
and preceding 129789726 . In scientific notation, it is written as 1.29789725 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 95844480 positive integers (up to 129789725) that are relatively prime to 129789725.
129789725 has 8 divisors, whose sum is 145364856
The reverse of 129789725 is 527987921
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million seven hundred eighty-nine thousand seven hundred twenty-five
Scientific notation
1.29789725 × 10^8
Engineering notation
1.29789725 × 10^6
Prime Factorization
13 × 25 × 399353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129789725
Product of the distinct prime numbers
The prime factorization of 129789725 is 13 × 25 × 399353.
Since it has a total of 3 prime factors.
3 , 4 , 44 , 7 , 873 , 192 , 2150 , 4094 , 16857 , 43804 , 286798 , 821672 , 7664657 , 3714587 , 21985258 , 39588407 , 900120188 , 594500241 , 4369324284 , 4472021744
n×2
259579450
n×3
389369175
n×4
519158900
n×5
648948625
n÷2
64894862.5
n÷3
43263241.666667
n÷3
32447431.25
n÷5
25957945
n2
16845372715575625
n3
2.1863562922771E+24
n4
2.8376658192666E+32
n5
3.6829986632451E+40
2 √n
11392.529350412
3 √n
506.30642362526
4 √n
106.73579226488
5 √n
41.941896330491
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
-129789724
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 129789725 can be divided by 8 positive divisors.
The sum of these divisors (counting 129789725) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111000110111100011101
3
Ternary
100001020000000212
4
Quaternary
13233012330131
5
Quinary
231211232400
6
Senary
20513502205
8
Octal
757067435
10
Decimal
129789725
12
Duodecimal
37571965
16
Hexadecimal
7bc6f1d
20
Vigesimal
20b3e65
36
Base36
259ue5
md5
b342c9d2573d04bdad1b903bc4c3e81b
sha1
03be6c57a1a5d4e26a37c52b49f14518259fa807
sha256
dc4b4ebb443c28bb4b39c8c87ae715b1e4cc61f6cc91baff8e4774a2e2ae8da4
sha512
a9e1d7bb902438c735a08fdbb338111235111f3dcc45cdf10b9864b0699ee5bf9f9d5685b15f72246aa0058e9dc7964221a5c07897a17747429237b4c4c2d6e6
ripemd-160
f9d28957dbf05f85b2755b97c2cb50c02dfee1af
Diameter
259579450
Circumference
815492893.14288
Area
5.2921299170234E+16
Volume
9.1581878212633E+24
Surface area
2.1168519668094E+17
Circumference
815492893.14288
Perimeter
519158900
Area
16845372715575625
Diagonal
183550389.35167
Surface area
101072236293453750
Volume
2.1863562922771E+24
Space diagonal
224802398.00039
Perimeter
389369175
Area
7.2942603539529E+15
Altitude
112401199.0002
Surface area
7.2942603539529E+15
Volume
2.5766456005983E+23
Height
61183463.117225