129091121 is an odd 9-digits composite number following 129091120
and preceding 129091122 . In scientific notation, it is written as 1.29091121 × 10^8.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 128614500 positive integers (up to 129091121) that are relatively prime to 129091121.
129091121 has 4 divisors, whose sum is 129567744
The reverse of 129091121 is 121190921
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-nine million ninety-one thousand one hundred twenty-one
Scientific notation
1.29091121 × 10^8
Engineering notation
1.29091121 × 10^6
Prime Factorization
271 × 476351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129091121
Product of the distinct prime numbers
The prime factorization of 129091121 is 271 × 476351.
Since it has a total of 2 prime factors.
4 , 1 , 64 , 48 , 810 , 735 , 4476 , 4034 , 3932 , 44519 , 986152 , 48643 , 8919345 , 1647037 , 21082854 , 10412778 , 406819592 , 257205914 , 2236312472 , 6850724471
n×2
258182242
n×3
387273363
n×4
516364484
n×5
645455605
n÷2
64545560.5
n÷3
43030373.666667
n÷3
32272780.25
n÷5
25818224.2
n2
16664517521036641
n3
2.1512412477148E+24
n4
2.7770614420894E+32
n5
3.5849397464519E+40
2 √n
11361.827361829
3 √n
505.39637670721
4 √n
106.59187286951
5 √n
41.896647653679
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
-129091120
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 129091121 can be divided by 4 positive divisors.
The sum of these divisors (counting 129091121) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100011100011000110001
3
Ternary
22222220111201122
4
Quaternary
13230130120301
5
Quinary
231021403441
6
Senary
20450512025
8
Octal
754343061
10
Decimal
129091121
12
Duodecimal
37295615
16
Hexadecimal
7b1c631
20
Vigesimal
206g7g1
36
Base36
24uvch
md5
efe4b57cb79b7e4e9f3e8b489a7fbb69
sha1
afa20254372f416b2487b8b6870c4d2ca8130b8f
sha256
80a11fdcec28adeb1f2bab7a5b46377a00d9fdf897cde81c6f78a4f8476b0446
sha512
bf741375d7adb730f33047fcf4976e34f8c135c2dae34f544fee7ed34cafdc7fcefd00726612806a4feebb1b2d1e083db36bee28bd5aebf36f513cc38aefdcf5
ripemd-160
7bd1a88e4ff2acc99230cb9a4d73946f8fd6e2d8
Diameter
258182242
Circumference
811103434.75454
Area
5.2353125819707E+16
Volume
9.01109826656E+24
Surface area
2.0941250327883E+17
Circumference
811103434.75454
Perimeter
516364484
Area
16664517521036641
Diagonal
182562414.10015
Surface area
99987105126219846
Volume
2.1512412477148E+24
Space diagonal
223592380.37802
Perimeter
387273363
Area
7.2159477575143E+15
Altitude
111796190.18901
Surface area
7.2159477575143E+15
Volume
2.5352621237122E+23
Height
60854138.033382