129040 is an even 6-digits composite number following 129039
and preceding 129041 . In scientific notation, it is written as 1.29040 × 10^5.
The sum of its digits is 16. It has a total of 6 prime factors and 20 positive divisors.
There are 51584 positive integers (up to 129040) that are relatively prime to 129040.
129040 has 20 divisors, whose sum is 300204
The reverse of 129040 is 040921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 16
Digital Root 7
Name
one hundred twenty-nine thousand forty
Scientific notation
1.29040 × 10^5
Engineering notation
1.29040 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 5 × 1613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16130
Product of the distinct prime numbers
The prime factorization of 129040 is 2 × 2 × 2 × 2 × 5 × 1613.
Since it has a total of 6 prime factors.
8 , 6 , 44 , 24 , 995 , 882 , 6032 , 9698 , 27886 , 49906 , 672046 , 428207 , 6047718 , 688856 , 35748894 , 70960608 , 92962163 , 250712430 , 8478761109 , 5327614692
n×2
258080
n×3
387120
n×4
516160
n×5
645200
n÷2
64520
n÷3
43013.333333333
n÷3
32260
n÷5
25808
n2
16651321600
n3
2148686539264000
n4
2.7726651102663E+20
n5
3.5778470582876E+25
2 √n
359.22138021003
3 √n
50.53296543817
4 √n
18.953136421448
5 √n
10.523128431906
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 , 1613 , 3226 , 6452 , 8065 , 12904 , 16130 , 25808 , 32260 , 64520 , 129040
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129039
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129040 can be divided by 20 positive divisors.
The sum of these divisors (counting 129040) is 1, the average is 0.05.
Base
System
Value
2
Binary
11111100000010000
3
Ternary
20120000021
4
Quaternary
133200100
5
Quinary
13112130
6
Senary
2433224
8
Octal
374020
10
Decimal
129040
12
Duodecimal
62814
16
Hexadecimal
1f810
20
Vigesimal
g2c0
36
Base36
2rkg
md5
3bc834ff35d5bb88e0c13be1a86a21ec
sha1
d60a34402dc7c16c8d597f2055742b785f7a0c99
sha256
20e408edf419aaa8ae446bb645f7b8752aec54953dc5c0697fa6460eb608a0b1
sha512
c761444e3ae4e58feec6ee46230b7eb6edebbc73b768466b5dfb5a7df34c54da51ab8c1c7b39c4ef03fd209b057c451379aaf70c6d87c5631ea46fdb44c4b847
ripemd-160
5ea024403f5f1a073ab93748b617a70ecf920fe1
Diameter
258080
Circumference
810782.23203845
Area
52311669611.121
Volume
9.0003971288254E+15
Surface area
209246678444.48
Circumference
810782.23203845
Perimeter
516160
Area
16651321600
Diagonal
182490.11808862
Surface area
99907929600
Volume
2148686539264000
Space diagonal
223503.83620869
Perimeter
387120
Area
7210233756.0923
Altitude
111751.91810434
Surface area
7210233756.0923
Volume
2.5322513709297E+14
Height
60830.039362875