129122409 is an odd 9-digits composite number following 129122408
and preceding 129122410 . In scientific notation, it is written as 1.29122409 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 76896000 positive integers (up to 129122409) that are relatively prime to 129122409.
129122409 has 16 divisors, whose sum is 191389184
The reverse of 129122409 is 904221921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-two thousand four hundred nine
Scientific notation
1.29122409 × 10^8
Engineering notation
1.29122409 × 10^6
Prime Factorization
3 × 13 × 31 × 106801
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129122409
Product of the distinct prime numbers
The prime factorization of 129122409 is 3 × 13 × 31 × 106801.
Since it has a total of 4 prime factors.
9 , 1 , 70 , 15 , 993 , 803 , 5511 , 2208 , 23445 , 22698 , 613563 , 708876 , 442492 , 6004351 , 23497015 , 75856151 , 425744521 , 667651477 , 9491942176 , 5010787527
n×2
258244818
n×3
387367227
n×4
516489636
n×5
645612045
n÷2
64561204.5
n÷3
43040803
n÷3
32280602.25
n÷5
25824481.8
n2
16672596505963281
n3
2.152805825135E+24
n4
2.7797547425066E+32
n5
3.5892862878163E+40
2 √n
11363.204169599
3 √n
505.43720462358
4 √n
106.59833098881
5 √n
41.89867836692
1 , 3 , 13 , 31 , 39 , 93 , 403 , 1209 , 106801 , 320403 , 1388413 , 3310831 , 4165239 , 9932493 , 43040803 , 129122409
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129122408
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129122409 can be divided by 16 positive divisors.
The sum of these divisors (counting 129122409) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100100100000001101001
3
Ternary
22222222002122110
4
Quaternary
13230210001221
5
Quinary
231023404114
6
Senary
20451312533
8
Octal
754440151
10
Decimal
129122409
12
Duodecimal
372ab749
16
Hexadecimal
7b24069
20
Vigesimal
2070609
36
Base36
24vjhl
md5
4cda9bebc664a1d941fd33b698616590
sha1
d2402a69ea7449da34d158b25cd9146635252230
sha256
c5ee6ffebdf925484c2c5d7d220e82a08a4094615195428b5c2c2ec795b36c29
sha512
11c3a58d0ff0ae6a92d9c30e4eb687f5a6e596f52ccdff742a7c54d5b12c6e540bb8626315aab54e67d76bab861d5354ff5283d2691c8e8be0425d9d31ab6b41
ripemd-160
32b7270aef1b0291f8499ba1f1419aad5a596f01
Diameter
258244818
Circumference
811300023.05643
Area
5.2378506699401E+16
Volume
9.0176519531324E+24
Surface area
2.095140267976E+17
Circumference
811300023.05643
Perimeter
516489636
Area
16672596505963281
Diagonal
182606662.01409
Surface area
100035579035779686
Volume
2.152805825135E+24
Space diagonal
223646572.78369
Perimeter
387367227
Area
7.2194460606059E+15
Altitude
111823286.39184
Surface area
7.2194460606059E+15
Volume
2.5371059958847E+23
Height
60868887.338029