129389725 is an odd 9-digits composite number following 129389724
and preceding 129389726 . In scientific notation, it is written as 1.29389725 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 103420800 positive integers (up to 129389725) that are relatively prime to 129389725.
129389725 has 12 divisors, whose sum is 160584340
The reverse of 129389725 is 527983921
Previous prime number is 2281
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-nine million three hundred eighty-nine thousand seven hundred twenty-five
Scientific notation
1.29389725 × 10^8
Engineering notation
1.29389725 × 10^6
Prime Factorization
5 × 5 × 2281 × 2269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25877945
Product of the distinct prime numbers
The prime factorization of 129389725 is 5 × 5 × 2281 × 2269.
Since it has a total of 4 prime factors.
6 , 10 , 63 , 85 , 104 , 382 , 8568 , 9950 , 93322 , 44834 , 705410 , 647379 , 9193093 , 5507867 , 48796992 , 11885939 , 664018555 , 177850 , 3195106624 , 8195602119
n×2
258779450
n×3
388169175
n×4
517558900
n×5
646948625
n÷2
64694862.5
n÷3
43129908.333333
n÷3
32347431.25
n÷5
25877945
n2
16741700935575625
n3
2.1662040800864E+24
n4
2.8028455021625E+32
n5
3.626594087423E+40
2 √n
11374.960439492
3 √n
505.78575842781
4 √n
106.65345957582
5 √n
41.916012188076
1 , 5 , 25 , 2269 , 2281 , 11345 , 11405 , 56725 , 57025 , 5175589 , 25877945 , 129389725
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129389724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129389725 can be divided by 12 positive divisors.
The sum of these divisors (counting 129389725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101100101010010011101
3
Ternary
100000110200100001
4
Quaternary
13231211102131
5
Quinary
231110432400
6
Senary
20501134301
8
Octal
755452235
10
Decimal
129389725
12
Duodecimal
373ba391
16
Hexadecimal
7b6549d
20
Vigesimal
208de65
36
Base36
2519r1
md5
0e8e540bbebc93305bac45ef93b9b026
sha1
748ba06ed4c76358c7eebacca509dc9fcf946c0f
sha256
27d2549d55eb7bb500bb3ec76135cfadfb948c455d7ee63e4bdc265b799c76f5
sha512
84f0844b1bbf832e339052ba5687489a75ad45390b6f3d069d7a909d7c69c823e0c89a89b6e36a399169e7022b1d4f7eaad25f3dcc9fde3adf03a3ecbca3357e
ripemd-160
5fd22bd38f29f325634d3a5e8c2b59a48bc0440b
Diameter
258779450
Circumference
812979619.02001
Area
5.2595604667802E+16
Volume
9.0737744322341E+24
Surface area
2.1038241867121E+17
Circumference
812979619.02001
Perimeter
517558900
Area
16741700935575625
Diagonal
182984703.92673
Surface area
100450205613453750
Volume
2.1662040800864E+24
Space diagonal
224109577.67736
Perimeter
388169175
Area
7.2493691563851E+15
Altitude
112054788.83868
Surface area
7.2493691563851E+15
Volume
2.5528959907717E+23
Height
60994901.308908