129128041 is an odd 9-digits composite number following 129128040
and preceding 129128042 . In scientific notation, it is written as 1.29128041 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 110220480 positive integers (up to 129128041) that are relatively prime to 129128041.
129128041 has 8 divisors, whose sum is 148189184
The reverse of 129128041 is 140821921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-nine million one hundred twenty-eight thousand forty-one
Scientific notation
1.29128041 × 10^8
Engineering notation
1.29128041 × 10^6
Prime Factorization
241 × 7 × 76543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129128041
Product of the distinct prime numbers
The prime factorization of 129128041 is 241 × 7 × 76543.
Since it has a total of 3 prime factors.
1 , 4 , 35 , 26 , 85 , 215 , 8280 , 2797 , 57815 , 13039 , 162819 , 92091 , 346231 , 4319783 , 90105794 , 6696854 , 244675505 , 757571664 , 8776315315 , 7723462028
n×2
258256082
n×3
387384123
n×4
516512164
n×5
645640205
n÷2
64564020.5
n÷3
43042680.333333
n÷3
32282010.25
n÷5
25825608.2
n2
16674050972497681
n3
2.1530875376128E+24
n4
2.7802397583345E+32
n5
3.5900691350405E+40
2 √n
11363.451984322
3 √n
505.44455315684
4 √n
106.59949335866
5 √n
41.89904386388
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
-129128040
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 129128041 can be divided by 8 positive divisors.
The sum of these divisors (counting 129128041) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101011001101001
3
Ternary
22222222101101001
4
Quaternary
13230211121221
5
Quinary
231024044131
6
Senary
20451355001
8
Octal
754453151
10
Decimal
129128041
12
Duodecimal
372b2a61
16
Hexadecimal
7b25669
20
Vigesimal
2071021
36
Base36
24vnu1
md5
93399721e1f271ce4631feec162a91f0
sha1
cc36c319ce9c30d4e4e2a6874dcea42768bd7dee
sha256
20e64849d1da20d2b437042a69dcb8b7080bfcfb516f14e3cf29beb7f0a27570
sha512
c30a1d7873f17fa513e71c75fc23fa35ededb81f9a24168085fe5db57c85a9f301b405faca4d4f0c7250b098a996ec927f76b88b64c4d1674995b3b49177282f
ripemd-160
2e0634744aff63045afe14cf16778d85b7108d1e
Diameter
258256082
Circumference
811335409.95608
Area
5.238307604078E+16
Volume
9.0188319876E+24
Surface area
2.0953230416312E+17
Circumference
811335409.95608
Perimeter
516512164
Area
16674050972497681
Diagonal
182614626.86487
Surface area
100044305834986086
Volume
2.1530875376128E+24
Space diagonal
223656327.69384
Perimeter
387384123
Area
7.2200758630898E+15
Altitude
111828163.84692
Surface area
7.2200758630898E+15
Volume
2.5374379972237E+23
Height
60871542.28829