129123616 is an even 9-digits composite number following 129123615
and preceding 129123617 . In scientific notation, it is written as 1.29123616 × 10^8.
The sum of its digits is 31. It has a total of 6 prime factors and 12 positive divisors.
There are 64561792 positive integers (up to 129123616) that are relatively prime to 129123616.
129123616 has 12 divisors, whose sum is 254212182
The reverse of 129123616 is 616321921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-nine million one hundred twenty-three thousand six hundred sixteen
Scientific notation
1.29123616 × 10^8
Engineering notation
1.29123616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 4035113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8070226
Product of the distinct prime numbers
The prime factorization of 129123616 is 2 × 2 × 2 × 2 × 2 × 4035113.
Since it has a total of 6 prime factors.
3 , 2 , 16 , 48 , 68 , 24 , 9038 , 9821 , 14027 , 13867 , 884083 , 926959 , 4659782 , 3567087 , 6371333 , 98526613 , 745310704 , 272143767 , 702424378 , 1094660207
n×2
258247232
n×3
387370848
n×4
516494464
n×5
645618080
n÷2
64561808
n÷3
43041205.333333
n÷3
32280904
n÷5
25824723.2
n2
16672908208915456
n3
2.1528661971712E+24
n4
2.7798586814292E+32
n5
3.5894540491513E+40
2 √n
11363.257279495
3 √n
505.43877951367
4 √n
106.59858010075
5 √n
41.898756698042
1 , 2 , 4 , 8 , 16 , 32 , 4035113 , 8070226 , 16140452 , 32280904 , 64561808 , 129123616
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
-129123615
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 129123616 can be divided by 12 positive divisors.
The sum of these divisors (counting 129123616) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101100100100010100100000
3
Ternary
22222222011022011
4
Quaternary
13230210110200
5
Quinary
231023423431
6
Senary
20451322304
8
Octal
754442440
10
Decimal
129123616
12
Duodecimal
372b0394
16
Hexadecimal
7b24520
20
Vigesimal
207090g
36
Base36
24vkf4
md5
7bb6842c505c6a6edc4808a65d4ac6ad
sha1
f2e0c3a7a9f1106c5906d4c246907faec7dbc553
sha256
4232e872433f906e0b6283fd7e3dc50ebcad48ed0b65b377eb26f20b5ca3bf79
sha512
bac2e3066387116221d51fcd3eb10c2c9adfa60a3d2b4ad429cb0661c6edcd82036e29cdde6c2072cdaf36a6ac2a15945e72b98fa007ee652ed6414c2c8d32b5
ripemd-160
68f1d39ebc74b3cbd640e3cefc3b3bd800715881
Diameter
258247232
Circumference
811307606.8611
Area
5.2379485943106E+16
Volume
9.0179048389266E+24
Surface area
2.0951794377242E+17
Circumference
811307606.8611
Perimeter
516494464
Area
16672908208915456
Diagonal
182608368.96986
Surface area
100037449253492736
Volume
2.1528661971712E+24
Space diagonal
223648663.36901
Perimeter
387370848
Area
7.2195810319434E+15
Altitude
111824331.68451
Surface area
7.2195810319434E+15
Volume
2.5371771450118E+23
Height
60869456.323285