129009791 is an odd 9-digits composite number following 129009790
and preceding 129009792 . In scientific notation, it is written as 1.29009791 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 119912832 positive integers (up to 129009791) that are relatively prime to 129009791.
129009791 has 8 divisors, whose sum is 138363120
The reverse of 129009791 is 197900921
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million nine thousand seven hundred ninety-one
Scientific notation
1.29009791 × 10^8
Engineering notation
1.29009791 × 10^6
Prime Factorization
19 × 53 × 128113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129009791
Product of the distinct prime numbers
The prime factorization of 129009791 is 19 × 53 × 128113.
Since it has a total of 3 prime factors.
5 , 1 , 54 , 3 , 739 , 37 , 2495 , 3596 , 73229 , 76184 , 883301 , 816941 , 365779 , 9717790 , 21874426 , 74307726 , 945876399 , 621995552 , 9326118084 , 2183051625
n×2
258019582
n×3
387029373
n×4
516039164
n×5
645048955
n÷2
64504895.5
n÷3
43003263.666667
n÷3
32252447.75
n÷5
25801958.2
n2
16643526173863681
n3
2.1471778331932E+24
n4
2.7700696350009E+32
n5
3.5736610466691E+40
2 √n
11358.247708163
3 √n
505.29021778599
4 √n
106.57508014617
5 √n
41.891367176822
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
-129009790
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 129009791 can be divided by 8 positive divisors.
The sum of these divisors (counting 129009791) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100001000100001111111
3
Ternary
22222202101011102
4
Quaternary
13230020201333
5
Quinary
231011303131
6
Senary
20445043315
8
Octal
754104177
10
Decimal
129009791
12
Duodecimal
3725653b
16
Hexadecimal
7b0887f
20
Vigesimal
206649b
36
Base36
24t4lb
md5
cc28154bac11de7f8ff2792ab7f8d3dd
sha1
6e3f528b15962a7d8d43356c122fd736cda206f9
sha256
100f89f1ed932fb7d7c1433091df64bb89c6536cd87027237a0a4754197a41c5
sha512
1c837a075cf94b314819825a727c6cf03c9b1b085daac52b29a2edbc2ff5e670f2ed453a27739ee2550f6fa47afbb9680eb6b5c4ebb7b77a3feccc814c140f5f
ripemd-160
99cc0c2328ee6ee57c8518d52f7d61b67f2a371b
Diameter
258019582
Circumference
810592423.29351
Area
5.228717955764E+16
Volume
8.9940774756141E+24
Surface area
2.0914871823056E+17
Circumference
810592423.29351
Perimeter
516039164
Area
16643526173863681
Diagonal
182447396.11112
Surface area
99861157043182086
Volume
2.1471778331932E+24
Space diagonal
223451512.68584
Perimeter
387029373
Area
7.2068582375586E+15
Altitude
111725756.34292
Surface area
7.2068582375586E+15
Volume
2.5304733437739E+23
Height
60815798.703706