129171429 is an odd 9-digits composite number following 129171428
and preceding 129171430 . In scientific notation, it is written as 1.29171429 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 86114232 positive integers (up to 129171429) that are relatively prime to 129171429.
129171429 has 4 divisors, whose sum is 130766220
The reverse of 129171429 is 924171921
Previous prime number is 81
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million one hundred seventy-one thousand four hundred twenty-nine
Scientific notation
1.29171429 × 10^8
Engineering notation
1.29171429 × 10^6
Prime Factorization
81 × 1594709
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129171429
Product of the distinct prime numbers
The prime factorization of 129171429 is 81 × 1594709.
Since it has a total of 2 prime factors.
6 , 5 , 35 , 84 , 531 , 691 , 8248 , 6471 , 83405 , 19833 , 2969 , 644007 , 7797912 , 6981192 , 30019872 , 70078601 , 911500577 , 786538281 , 1795327422 , 5261256860
n×2
258342858
n×3
387514287
n×4
516685716
n×5
645857145
n÷2
64585714.5
n÷3
43057143
n÷3
32292857.25
n÷5
25834285.8
n2
16685258069902041
n3
2.155258628123E+24
n4
2.7839783685923E+32
n5
3.5961046417616E+40
2 √n
11365.360926957
3 √n
505.50115788374
4 √n
106.60844678991
5 √n
41.90185916475
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
-129171428
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 129171429 can be divided by 4 positive divisors.
The sum of these divisors (counting 129171429) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100101111111111100101
3
Ternary
100000001120220000
4
Quaternary
13230233333211
5
Quinary
231031441204
6
Senary
20452331513
8
Octal
754577745
10
Decimal
129171429
12
Duodecimal
37313b99
16
Hexadecimal
7b2ffe5
20
Vigesimal
20768b9
36
Base36
24wlb9
md5
fb272b157329471bff71d3f2419d18fd
sha1
f9ee1b9abb40223f69943c9226f6030a935109e6
sha256
a6d6c186ff8ca34611f718e1f949e559f09b5ddce056726352f6cffe4ad36a7f
sha512
3c12a775b5ed4221efb013b8b0eb47120ca43a5dee7494ded1cd1f36f26329978935fddb6dc84a8aa0bf16eb359917419ef5b09ed61e8221278b4b8cd5017b17
ripemd-160
6f9d2cf6844955fe870231679733bd600770fa6d
Diameter
258342858
Circumference
811608024.80019
Area
5.2418284175654E+16
Volume
9.0279262302631E+24
Surface area
2.0967313670262E+17
Circumference
811608024.80019
Perimeter
516685716
Area
16685258069902041
Diagonal
182675986.76291
Surface area
100111548419412246
Volume
2.155258628123E+24
Space diagonal
223731477.91428
Perimeter
387514287
Area
7.2249286786172E+15
Altitude
111865738.95714
Surface area
7.2249286786172E+15
Volume
2.5399966519277E+23
Height
60891995.587638