129131867 is an odd 9-digits composite number following 129131866
and preceding 129131868 . In scientific notation, it is written as 1.29131867 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 119257600 positive integers (up to 129131867) that are relatively prime to 129131867.
129131867 has 8 divisors, whose sum is 139393440
The reverse of 129131867 is 768131921
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million one hundred thirty-one thousand eight hundred sixty-seven
Scientific notation
1.29131867 × 10^8
Engineering notation
1.29131867 × 10^6
Prime Factorization
23 × 29 × 193601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129131867
Product of the distinct prime numbers
The prime factorization of 129131867 is 23 × 29 × 193601.
Since it has a total of 3 prime factors.
1 , 1 , 37 , 67 , 779 , 134 , 4911 , 6718 , 69738 , 54104 , 222689 , 6014 , 6690923 , 6756280 , 16886462 , 15662204 , 848256315 , 428662914 , 9669346870 , 7100459459
n×2
258263734
n×3
387395601
n×4
516527468
n×5
645659335
n÷2
64565933.5
n÷3
43043955.666667
n÷3
32282966.75
n÷5
25826373.4
n2
16675039074905689
n3
2.1532789280405E+24
n4
2.7805692814963E+32
n5
3.5906010264247E+40
2 √n
11363.620329807
3 √n
505.44954513159
4 √n
106.60028297245
5 √n
41.899292150528
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
-129131866
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 129131867 can be divided by 8 positive divisors.
The sum of these divisors (counting 129131867) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100110010101011011
3
Ternary
22222222120121202
4
Quaternary
13230212111123
5
Quinary
231024204432
6
Senary
20451424415
8
Octal
754462533
10
Decimal
129131867
12
Duodecimal
372b510b
16
Hexadecimal
7b2655b
20
Vigesimal
20719d7
36
Base36
24vqsb
md5
b9755064d7ab5245b7048a4566beb66e
sha1
30e12d4be36d31739f665eeaa3687d289e93ef2e
sha256
f5df177a52ea3e287fee99dd1bc84a63f7899e3add88010ea86e029a21231e51
sha512
75f6e3d871094cbe5e477fe79a4b8fa43413ccff2851e2c0f91532868ae1b9851e8a64bef1320e490ea7c82b43682d28d60466f9ce902e56d7e1e422fcef40ac
ripemd-160
e845e7de7af32fdf2369e20c8ef7c294938cdd1f
Diameter
258263734
Circumference
811359449.42307
Area
5.2386180256046E+16
Volume
9.0196336819491E+24
Surface area
2.0954472102419E+17
Circumference
811359449.42307
Perimeter
516527468
Area
16675039074905689
Diagonal
182620037.64596
Surface area
100050234449434134
Volume
2.1532789280405E+24
Space diagonal
223662954.52023
Perimeter
387395601
Area
7.2205037239832E+15
Altitude
111831477.26011
Surface area
7.2205037239832E+15
Volume
2.5376635530059E+23
Height
60873345.881986