129123025 is an odd 9-digits composite number following 129123024
and preceding 129123026 . In scientific notation, it is written as 1.29123025 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 103298400 positive integers (up to 129123025) that are relatively prime to 129123025.
129123025 has 4 divisors, whose sum is 134287972
The reverse of 129123025 is 520321921
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-three thousand twenty-five
Scientific notation
1.29123025 × 10^8
Engineering notation
1.29123025 × 10^6
Prime Factorization
25 × 5164921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129123025
Product of the distinct prime numbers
The prime factorization of 129123025 is 25 × 5164921.
Since it has a total of 2 prime factors.
10 , 2 , 14 , 33 , 920 , 254 , 1100 , 8435 , 70650 , 86209 , 487880 , 529850 , 207755 , 1847207 , 29126678 , 29769898 , 84162615 , 354946569 , 2004365581 , 1530250164
n×2
258246050
n×3
387369075
n×4
516492100
n×5
645615125
n÷2
64561512.5
n÷3
43041008.333333
n÷3
32280756.25
n÷5
25824605
n2
16672755585150625
n3
2.1528366362403E+24
n4
2.7798077880217E+32
n5
3.5893719050792E+40
2 √n
11363.231274598
3 √n
505.43800837981
4 √n
106.59845812486
5 √n
41.898718343771
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129123024
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129123025 can be divided by 4 positive divisors.
The sum of these divisors (counting 129123025) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100100001011010001
3
Ternary
22222222010111021
4
Quaternary
13230210023101
5
Quinary
231023414100
6
Senary
20451315441
8
Octal
754441321
10
Decimal
129123025
12
Duodecimal
372abb81
16
Hexadecimal
7b242d1
20
Vigesimal
20707b5
36
Base36
24vjyp
md5
4cbd621c21a59aa8337db3ddc4dce3fa
sha1
8f9de6f606b471c254a78c91b299b0afc594f0c9
sha256
2943916df329150837a163a6a01199abcac6b0c1e4c936b392999207b109e72f
sha512
3f767502f5aa80ae613059c744e8b808a16805f888cc49f17fd36923e6b3295bd6c00e7b0be55316b0fab6a5fe1f559e1ae3cfac77d91c50f0596087338eceb5
ripemd-160
915f3f9e11e5677eef0490821663d6b00c5f2fed
Diameter
258246050
Circumference
811303893.49858
Area
5.2379006461407E+16
Volume
9.0177810143886E+24
Surface area
2.0951602584563E+17
Circumference
811303893.49858
Perimeter
516492100
Area
16672755585150625
Diagonal
182607533.16964
Surface area
100036533510903750
Volume
2.1528366362403E+24
Space diagonal
223647639.72699
Perimeter
387369075
Area
7.2195149439147E+15
Altitude
111823819.86349
Surface area
7.2195149439147E+15
Volume
2.5371423071206E+23
Height
60869177.723213