129126929 is an odd 9-digits composite number following 129126928
and preceding 129126930 . In scientific notation, it is written as 1.29126929 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 125636976 positive integers (up to 129126929) that are relatively prime to 129126929.
129126929 has 4 divisors, whose sum is 132616884
The reverse of 129126929 is 929621921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million one hundred twenty-six thousand nine hundred twenty-nine
Scientific notation
1.29126929 × 10^8
Engineering notation
1.29126929 × 10^6
Prime Factorization
37 × 3489917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129126929
Product of the distinct prime numbers
The prime factorization of 129126929 is 37 × 3489917.
Since it has a total of 2 prime factors.
9 , 6 , 67 , 85 , 403 , 25 , 7545 , 1326 , 50043 , 78788 , 497160 , 527584 , 9506154 , 5278106 , 47539072 , 12167308 , 138942326 , 211081260 , 1688040112 , 4556470653
n×2
258253858
n×3
387380787
n×4
516507716
n×5
645634645
n÷2
64563464.5
n÷3
43042309.666667
n÷3
32281732.25
n÷5
25825385.8
n2
16673763792971041
n3
2.1530319134577E+24
n4
2.7801439902379E+32
n5
3.5899145563723E+40
2 √n
11363.403055423
3 √n
505.44310225598
4 √n
106.59926385967
5 √n
41.898971700008
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
-129126928
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 129126929 can be divided by 4 positive divisors.
The sum of these divisors (counting 129126929) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100101001000010001
3
Ternary
22222222022211212
4
Quaternary
13230211020101
5
Quinary
231024030204
6
Senary
20451345505
8
Octal
754451021
10
Decimal
129126929
12
Duodecimal
372b2295
16
Hexadecimal
7b25211
20
Vigesimal
2070h69
36
Base36
24vmz5
md5
4073df5a34b70c95db749a7d880c86f6
sha1
6f549eefd4b47d0d40da32b5614835c5acef4f6a
sha256
a00714baba7e1cb8ee92e944b03edb27fe38a419c212c22219940ecc97175c05
sha512
7e8923e92f9e75090982637a0860468e30031fb6a2d67bc5348eef7d792b3e7202f0a79fda4c3647022b364d6a1e1f60458743d3f15eceb6a8df6621e5631ef9
ripemd-160
7e8371ccba90cb67d71e4c56f554d5596debfa34
Diameter
258253858
Circumference
811328423.05402
Area
5.2382173839689E+16
Volume
9.0185989896843E+24
Surface area
2.0952869535876E+17
Circumference
811328423.05402
Perimeter
516507716
Area
16673763792971041
Diagonal
182613054.25939
Surface area
100042582757826246
Volume
2.1530319134577E+24
Space diagonal
223654401.65334
Perimeter
387380787
Area
7.219951510707E+15
Altitude
111827200.82667
Surface area
7.219951510707E+15
Volume
2.5373724435284E+23
Height
60871018.086463