129125819 is an odd 9-digits composite number following 129125818
and preceding 129125820 . In scientific notation, it is written as 1.29125819 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 121582080 positive integers (up to 129125819) that are relatively prime to 129125819.
129125819 has 8 divisors, whose sum is 136894848
The reverse of 129125819 is 918521921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million one hundred twenty-five thousand eight hundred nineteen
Scientific notation
1.29125819 × 10^8
Engineering notation
1.29125819 × 10^6
Prime Factorization
31 × 37 × 112577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129125819
Product of the distinct prime numbers
The prime factorization of 129125819 is 31 × 37 × 112577.
Since it has a total of 3 prime factors.
7 , 5 , 65 , 83 , 242 , 705 , 2108 , 4202 , 96908 , 79817 , 249889 , 668004 , 335708 , 499752 , 12745729 , 86257971 , 896992173 , 92137825 , 2591334830 , 6965824954
n×2
258251638
n×3
387377457
n×4
516503276
n×5
645629095
n÷2
64562909.5
n÷3
43041939.666667
n÷3
32281454.75
n÷5
25825163.8
n2
16673477132420761
n3
2.1529763903016E+24
n4
2.7800483968536E+32
n5
3.5897602610336E+40
2 √n
11363.354214315
3 √n
505.44165395635
4 √n
106.59903477197
5 √n
41.898899665431
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
-129125818
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 129125819 can be divided by 8 positive divisors.
The sum of these divisors (counting 129125819) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100110110111011
3
Ternary
22222222021022202
4
Quaternary
13230210312323
5
Quinary
231024011234
6
Senary
20451340415
8
Octal
754446673
10
Decimal
129125819
12
Duodecimal
372b170b
16
Hexadecimal
7b24dbb
20
Vigesimal
2070eaj
36
Base36
24vm4b
md5
c1531ec5f2d6b12c168b8aca1fb8b9e7
sha1
4d941742a1bae9896406295b69255ab622649d02
sha256
5cb830ea39095ea4bc4982840425ea91300943ae03ce850598c471d67483c9da
sha512
2854da879832604cd5bb0cd1ea1542f586d857bda4a0542ed744f1e5487fde36b99b681e543ae07f5885d777d6044a18c17031306e5c99f1c15e9c5ac1f14fd2
ripemd-160
aa3c078c7315192726c8cf029bd47f6b9d17b931
Diameter
258251638
Circumference
811321448.71833
Area
5.238127326901E+16
Volume
9.0183664148317E+24
Surface area
2.0952509307604E+17
Circumference
811321448.71833
Perimeter
516503276
Area
16673477132420761
Diagonal
182611484.48233
Surface area
100040862794524566
Volume
2.1529763903016E+24
Space diagonal
223652479.07694
Perimeter
387377457
Area
7.2198273830476E+15
Altitude
111826239.53847
Surface area
7.2198273830476E+15
Volume
2.5373070088613E+23
Height
60870494.827445