129808565 is an odd 9-digits composite number following 129808564
and preceding 129808566 . In scientific notation, it is written as 1.29808565 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 103617792 positive integers (up to 129808565) that are relatively prime to 129808565.
129808565 has 8 divisors, whose sum is 156113880
The reverse of 129808565 is 565808921
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million eight hundred eight thousand five hundred sixty-five
Scientific notation
1.29808565 × 10^8
Engineering notation
1.29808565 × 10^6
Prime Factorization
5 × 457 × 56809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129808565
Product of the distinct prime numbers
The prime factorization of 129808565 is 5 × 457 × 56809.
Since it has a total of 3 prime factors.
9 , 3 , 99 , 52 , 504 , 565 , 7182 , 4239 , 76532 , 41856 , 521587 , 52386 , 926164 , 4351098 , 60250428 , 19997851 , 588724816 , 121548163 , 1003247678 , 7459796013
n×2
259617130
n×3
389425695
n×4
519234260
n×5
649042825
n÷2
64904282.5
n÷3
43269521.666667
n÷3
32452141.25
n÷5
25961713
n2
16850263547359225
n3
2.1873085309545E+24
n4
2.8393138161546E+32
n5
3.6856725205971E+40
2 √n
11393.356178054
3 √n
506.33092056063
4 √n
106.73966543911
5 √n
41.943113899062
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
-129808564
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 129808565 can be divided by 8 positive divisors.
The sum of these divisors (counting 129808565) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111001011100010110101
3
Ternary
100001020221212122
4
Quaternary
13233023202311
5
Quinary
231212333230
6
Senary
20514125325
8
Octal
757134265
10
Decimal
129808565
12
Duodecimal
37580845
16
Hexadecimal
7bcb8b5
20
Vigesimal
20b6185
36
Base36
25a8xh
md5
29fbe70ce5385d9966c2fcf1819453fb
sha1
e11aeb999673fc9037faa4f51c6c1c795628356b
sha256
7bd2e685bdf101cb47b46367463d9ef502a6c63aa4808be4b8a5f3ed8bc85cc6
sha512
6cf6fcde20a9d3f2aca6532d295778f41846447c6f6cc7c8a27d46ba8104ba7cc952315f52c8623228a0246a57d86ca104340a6b38c5891b5585d0c15813fe5b
ripemd-160
f375d0e000a8f751d023e3f18767ee8f9128fabc
Diameter
259617130
Circumference
815611268.35407
Area
5.2936664171436E+16
Volume
9.162176549308E+24
Surface area
2.1174665668574E+17
Circumference
815611268.35407
Perimeter
519234260
Area
16850263547359225
Diagonal
183577033.13519
Surface area
101101581284155350
Volume
2.1873085309545E+24
Space diagonal
224835029.83761
Perimeter
389425695
Area
7.296378146238E+15
Altitude
112417514.9188
Surface area
7.296378146238E+15
Volume
2.5777678246419E+23
Height
61192344.378396