129779913 is an odd 9-digits composite number following 129779912
and preceding 129779914 . In scientific notation, it is written as 1.29779913 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 86519940 positive integers (up to 129779913) that are relatively prime to 129779913.
129779913 has 4 divisors, whose sum is 173039888
The reverse of 129779913 is 319977921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-nine million seven hundred seventy-nine thousand nine hundred thirteen
Scientific notation
1.29779913 × 10^8
Engineering notation
1.29779913 × 10^6
Prime Factorization
3 × 43259971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129779913
Product of the distinct prime numbers
The prime factorization of 129779913 is 3 × 43259971.
Since it has a total of 2 prime factors.
4 , 5 , 4 , 18 , 920 , 585 , 8383 , 973 , 21494 , 86126 , 334589 , 472959 , 8781334 , 1213045 , 39108192 , 69840885 , 601830937 , 730602373 , 2184311131 , 618155768
n×2
259559826
n×3
389339739
n×4
519119652
n×5
648899565
n÷2
64889956.5
n÷3
43259971
n÷3
32444978.25
n÷5
25955982.6
n2
16842825818287569
n3
2.1858604693715E+24
n4
2.8368078154517E+32
n5
3.6816067148705E+40
2 √n
11392.098709193
3 √n
506.29366451606
4 √n
106.73377492244
5 √n
41.941262156511
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
-129779912
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 129779913 can be divided by 4 positive divisors.
The sum of these divisors (counting 129779913) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111000100100011001001
3
Ternary
100001012111120110
4
Quaternary
13233010203021
5
Quinary
231210424123
6
Senary
20513344533
8
Octal
757044311
10
Decimal
129779913
12
Duodecimal
37568149
16
Hexadecimal
7bc48c9
20
Vigesimal
20b29fd
36
Base36
259mtl
md5
f854194e1c8681ab00869c620043ee83
sha1
44c04a20eabbcd2401212d408bbc0d3528030a02
sha256
d708a03b9827d49aeab25721a2ce60d628c97e69ff593ec4fe027a949358821e
sha512
6ebdd23c86f8c4606005970eb724975c32a77f316de09e1811e76a362dfe1f1f9995c2bdb9daef3d352e1f88c884d07ce4cadec4bf537c0b011e20e341b415d2
ripemd-160
052c548735d509d1026c210782d99daec7795ee1
Diameter
259559826
Circumference
815431242.52864
Area
5.2913297856425E+16
Volume
9.1561109231332E+24
Surface area
2.116531914257E+17
Circumference
815431242.52864
Perimeter
519119652
Area
16842825818287569
Diagonal
183536513.0882
Surface area
101056954909725414
Volume
2.1858604693715E+24
Space diagonal
224785403.11787
Perimeter
389339739
Area
7.2931575150767E+15
Altitude
112392701.55893
Surface area
7.2931575150767E+15
Volume
2.5760612677003E+23
Height
61178837.696067