129171438 is an even 9-digits composite number following 129171437
and preceding 129171439 . In scientific notation, it is written as 1.29171438 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 39142800 positive integers (up to 129171438) that are relatively prime to 129171438.
129171438 has 16 divisors, whose sum is 234857520
The reverse of 129171438 is 834171921
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million one hundred seventy-one thousand four hundred thirty-eight
Scientific notation
1.29171438 × 10^8
Engineering notation
1.29171438 × 10^6
Prime Factorization
2 × 9 × 11 × 652381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129171438
Product of the distinct prime numbers
The prime factorization of 129171438 is 2 × 9 × 11 × 652381.
Since it has a total of 4 prime factors.
3 , 1 , 58 , 96 , 702 , 312 , 7935 , 4293 , 65317 , 14586 , 236736 , 89984 , 4549018 , 2645506 , 24000802 , 67479659 , 526581894 , 920334063 , 1914826071 , 6572390550
n×2
258342876
n×3
387514314
n×4
516685752
n×5
645857190
n÷2
64585719
n÷3
43057146
n÷3
32292859.5
n÷5
25834287.6
n2
16685260394987844
n3
2.155259078625E+24
n4
2.7839791444855E+32
n5
3.596105894552E+40
2 √n
11365.361322897
3 √n
505.50116962398
4 √n
106.60844864689
5 √n
41.901859748652
1 , 2 , 9 , 11 , 18 , 22 , 99 , 198 , 652381 , 1304762 , 5871429 , 7176191 , 11742858 , 14352382 , 64585719 , 129171438
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129171437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129171438 can be divided by 16 positive divisors.
The sum of these divisors (counting 129171438) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100101111111111101110
3
Ternary
100000001120220100
4
Quaternary
13230233333232
5
Quinary
231031441223
6
Senary
20452331530
8
Octal
754577756
10
Decimal
129171438
12
Duodecimal
37313ba6
16
Hexadecimal
7b2ffee
20
Vigesimal
20768bi
36
Base36
24wlbi
md5
321ca830bb2e3801ef6753f273bd8e55
sha1
24c8903d996c6ee89fa165bb511d7d81ddb924f9
sha256
3d82f3403e60b7aa288c866d54adbc61ae43e1d18be4e5d7f1de2ca6a3df61de
sha512
5890f09b916120782a8ae328b036ba1401cebf8e7469fb4de7318250c5f79aca1eebf9e71dc29d38c2465843e6e217f398df8248f8c637a582e5f0467d75fdde
ripemd-160
14ff6a280fc58fbfc8244e90172fe9225d51a43d
Diameter
258342876
Circumference
811608081.34886
Area
5.2418291480127E+16
Volume
9.0279281173215E+24
Surface area
2.0967316592051E+17
Circumference
811608081.34886
Perimeter
516685752
Area
16685260394987844
Diagonal
182675999.49084
Surface area
100111562369927064
Volume
2.155259078625E+24
Space diagonal
223731493.50273
Perimeter
387514314
Area
7.2249296854089E+15
Altitude
111865746.75137
Surface area
7.2249296854089E+15
Volume
2.5399971828494E+23
Height
60891999.830278