129128051 is an odd 9-digits composite number following 129128050
and preceding 129128052 . In scientific notation, it is written as 1.29128051 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 115349760 positive integers (up to 129128051) that are relatively prime to 129128051.
129128051 has 4 divisors, whose sum is 129448872
The reverse of 129128051 is 150821921
Previous prime number is 403
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million one hundred twenty-eight thousand fifty-one
Scientific notation
1.29128051 × 10^8
Engineering notation
1.29128051 × 10^6
Prime Factorization
403 × 320417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129128051
Product of the distinct prime numbers
The prime factorization of 129128051 is 403 × 320417.
Since it has a total of 2 prime factors.
8 , 1 , 33 , 53 , 546 , 166 , 5820 , 7036 , 67369 , 41904 , 284236 , 608409 , 1663759 , 2814964 , 14411239 , 34844311 , 275481125 , 31246138 , 2876126866 , 3085609347
n×2
258256102
n×3
387384153
n×4
516512204
n×5
645640255
n÷2
64564025.5
n÷3
43042683.666667
n÷3
32282012.75
n÷5
25825610.2
n2
16674053555058601
n3
2.1530880378343E+24
n4
2.7802406195696E+32
n5
3.5900705251606E+40
2 √n
11363.452424329
3 √n
505.44456620447
4 √n
106.59949542249
5 √n
41.899044512834
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
-129128050
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 129128051 can be divided by 4 positive divisors.
The sum of these divisors (counting 129128051) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100101011001110011
3
Ternary
22222222101101102
4
Quaternary
13230211121303
5
Quinary
231024044201
6
Senary
20451355015
8
Octal
754453163
10
Decimal
129128051
12
Duodecimal
372b2a6b
16
Hexadecimal
7b25673
20
Vigesimal
207102b
36
Base36
24vnub
md5
fdb1fa01dff1efc5febb5b4f57b0935c
sha1
961a399a045aea4eca39526902f0b43de09cc269
sha256
66373621ccf998cd47d5fea9a6e828be38aaf599e84c8cae55ce7b44987dd8df
sha512
1c7596fe8258a0c179f927d9a7ca04bfaa12bc63da63ba37836808742c9da1f366dcc5930059a15b31fb389f6079b7fdfcfacbf162970bae875bf1702b71a33e
ripemd-160
99d7a03d93bf05dbadb47ffb332914a3d8b545af
Diameter
258256102
Circumference
811335472.78794
Area
5.2383084154135E+16
Volume
9.0188340829232E+24
Surface area
2.0953233661654E+17
Circumference
811335472.78794
Perimeter
516512204
Area
16674053555058601
Diagonal
182614641.007
Surface area
100044321330351606
Volume
2.1530880378343E+24
Space diagonal
223656345.01435
Perimeter
387384153
Area
7.2200769813715E+15
Altitude
111828172.50717
Surface area
7.2200769813715E+15
Volume
2.5374385867405E+23
Height
60871547.002335