129338879 is an odd 9-digits composite number following 129338878
and preceding 129338880 . In scientific notation, it is written as 1.29338879 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 127475712 positive integers (up to 129338879) that are relatively prime to 129338879.
129338879 has 8 divisors, whose sum is 131208000
The reverse of 129338879 is 978833921
Previous prime number is 769
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million three hundred thirty-eight thousand eight hundred seventy-nine
Scientific notation
1.29338879 × 10^8
Engineering notation
1.29338879 × 10^6
Prime Factorization
79 × 769 × 2129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129338879
Product of the distinct prime numbers
The prime factorization of 129338879 is 79 × 769 × 2129.
Since it has a total of 3 prime factors.
5 , 4 , 3 , 57 , 655 , 519 , 184 , 9364 , 58612 , 72832 , 525631 , 36675 , 7629439 , 1224084 , 29188789 , 5225312 , 969646069 , 494640992 , 7495673715 , 1932695255
n×2
258677758
n×3
388016637
n×4
517355516
n×5
646694395
n÷2
64669439.5
n÷3
43112959.666667
n÷3
32334719.75
n÷5
25867775.8
n2
16728545620976641
n3
2.1636513379175E+24
n4
2.798442385931E+32
n5
3.619474011424E+40
2 √n
11372.725223094
3 √n
505.71949723619
4 √n
106.64298018667
5 √n
41.912717341222
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
-129338878
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 129338879 can be divided by 8 positive divisors.
The sum of these divisors (counting 129338879) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011000110111111111
3
Ternary
100000101002120212
4
Quaternary
13231120313333
5
Quinary
231102321004
6
Senary
20500103035
8
Octal
755306777
10
Decimal
129338879
12
Duodecimal
37394a7b
16
Hexadecimal
7b58dff
20
Vigesimal
208773j
36
Base36
2506in
md5
8de09d522b6167eaa097147b2c52c87a
sha1
ef63bfa2f004a0409c841f5c9e292a4f91506366
sha256
06e1807b07f796dca9b9998f8c4d5e866a719eec7b3b8341b0b70766a94bb4d1
sha512
761c6bc81c78f2a3642d0add070e885a6cd83fc82b97cd2424ed5b8835f9cd1832f8b7392acf81486feac747e58d78b196ad11bf5fabff55a7776033fc89d834
ripemd-160
f89aeff7283a505e2b35d267fac4f45d6a8d1cbf
Diameter
258677758
Circumference
812660144.17988
Area
5.2554276028102E+16
Volume
9.0630815308417E+24
Surface area
2.1021710411241E+17
Circumference
812660144.17988
Perimeter
517355516
Area
16728545620976641
Diagonal
182912796.82393
Surface area
100371273725859846
Volume
2.1636513379175E+24
Space diagonal
224021509.822
Perimeter
388016637
Area
7.2436727380663E+15
Altitude
112010754.911
Surface area
7.2436727380663E+15
Volume
2.5498875552747E+23
Height
60970932.274644