129265 is an odd 6-digits composite number following 129264
and preceding 129266 . In scientific notation, it is written as 1.29265 × 10^5.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 102000 positive integers (up to 129265) that are relatively prime to 129265.
129265 has 8 divisors, whose sum is 157248
The reverse of 129265 is 562921
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-nine thousand two hundred sixty-five
Scientific notation
1.29265 × 10^5
Engineering notation
1.29265 × 10^3
Prime Factorization
5 × 103 × 251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129265
Product of the distinct prime numbers
The prime factorization of 129265 is 5 × 103 × 251.
Since it has a total of 3 prime factors.
6 , 3 , 62 , 92 , 264 , 841 , 4673 , 4501 , 29755 , 10395 , 151025 , 459414 , 3671941 , 34214 , 27076212 , 4266196 , 469230719 , 842497052 , 5254661800 , 3534106026
n×2
258530
n×3
387795
n×4
517060
n×5
646325
n÷2
64632.5
n÷3
43088.333333333
n÷3
32316.25
n÷5
25853
n2
16709440225
n3
2159945790684625
n4
2.7920539263285E+20
n5
3.6091485078685E+25
2 √n
359.53442116159
3 √n
50.562318908024
4 √n
18.961392911956
5 √n
10.526795595961
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
-129264
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 129265 can be divided by 8 positive divisors.
The sum of these divisors (counting 129265) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111100011110001
3
Ternary
20120022121
4
Quaternary
133203301
5
Quinary
13114030
6
Senary
2434241
8
Octal
374361
10
Decimal
129265
12
Duodecimal
62981
16
Hexadecimal
1f8f1
20
Vigesimal
g335
36
Base36
2rqp
md5
99417359bf0c03b8653a477d9ba8356c
sha1
a1b10b3b7fea341b649cbbc45e2f11d246239f51
sha256
7fb6a705979654de501661050f4b0a81d66e9b7c35024dcc52cfcb51468af1e1
sha512
8a94d768ef969fa8d9198760a841e1c6479a1c0fe6d0b25a7ef0d1c7bb9de4e8c285c0df6cbc8409e7da8fac03291b48a62612f74285b95b6eb452ed6d1a5541
ripemd-160
20f69c69cf2ca9253974c5a1a3d4476225cd7a7d
Diameter
258530
Circumference
812195.94873257
Area
52494254656.458
Volume
9.0475597708894E+15
Surface area
209977018625.83
Circumference
812195.94873257
Perimeter
517060
Area
16709440225
Diagonal
182808.31614016
Surface area
100256641350
Volume
2159945790684625
Space diagonal
223893.54764039
Perimeter
387795
Area
7235399858.9338
Altitude
111946.7738202
Surface area
7235399858.9338
Volume
2.5455205259807E+14
Height
60936.105380053