129968555 is an odd 9-digits composite number following 129968554
and preceding 129968556 . In scientific notation, it is written as 1.29968555 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 103641408 positive integers (up to 129968555) that are relatively prime to 129968555.
129968555 has 8 divisors, whose sum is 156462432
The reverse of 129968555 is 555869921
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million nine hundred sixty-eight thousand five hundred fifty-five
Scientific notation
1.29968555 × 10^8
Engineering notation
1.29968555 × 10^6
Prime Factorization
5 × 313 × 83047
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129968555
Product of the distinct prime numbers
The prime factorization of 129968555 is 5 × 313 × 83047.
Since it has a total of 3 prime factors.
10 , 1 , 16 , 72 , 947 , 873 , 815 , 9657 , 39308 , 31970 , 167592 , 575504 , 7688507 , 6711575 , 38021822 , 11215597 , 839622126 , 574204738 , 425516389 , 3415448150
n×2
259937110
n×3
389905665
n×4
519874220
n×5
649842775
n÷2
64984277.5
n÷3
43322851.666667
n÷3
32492138.75
n÷5
25993711
n2
16891825288788025
n3
2.1954061240962E+24
n4
2.8533376158694E+32
n5
3.7084416686169E+40
2 √n
11400.375213123
3 √n
506.5388540043
4 √n
106.77253960229
5 √n
41.953447844209
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
-129968554
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 129968555 can be divided by 8 positive divisors.
The sum of these divisors (counting 129968555) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111110010100110101011
3
Ternary
100001120002100012
4
Quaternary
13233302212223
5
Quinary
231232443210
6
Senary
20521402135
8
Octal
757624653
10
Decimal
129968555
12
Duodecimal
3763934b
16
Hexadecimal
7bf29ab
20
Vigesimal
20c617f
36
Base36
25dodn
md5
0a51efbef78b38475108000168027495
sha1
a7a1b3abf7139616c3ff4359b18bd49bbdacb992
sha256
f88cc47f9c643c542334b4cdef05531c8754eede3acdb1760866ff5d234d50e7
sha512
26b543ce027903d0ead5460fb8e02214cb51aafcd6064d7a6faa405d837456b2f46f90f5b1fa60745df3bdc351109d8af29cb0ce82b092974b8fe1ccd1f2bfbf
ripemd-160
d06841082ff07f2955a716469a9b9a78c1cfe090
Diameter
259937110
Circumference
816616515.17136
Area
5.3067234232979E+16
Volume
9.1960956681424E+24
Surface area
2.1226893693191E+17
Circumference
816616515.17136
Perimeter
519874220
Area
16891825288788025
Diagonal
183803293.16303
Surface area
101350951732728150
Volume
2.1954061240962E+24
Space diagonal
225112140.64631
Perimeter
389905665
Area
7.3143749081894E+15
Altitude
112556070.32316
Surface area
7.3143749081894E+15
Volume
2.5873109296782E+23
Height
61267764.387678