129809911 is an odd 9-digits composite number following 129809910
and preceding 129809912 . In scientific notation, it is written as 1.29809911 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 98995680 positive integers (up to 129809911) that are relatively prime to 129809911.
129809911 has 16 divisors, whose sum is 165288960
The reverse of 129809911 is 119908921
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million eight hundred nine thousand nine hundred eleven
Scientific notation
1.29809911 × 10^8
Engineering notation
1.29809911 × 10^6
Prime Factorization
7 × 11 × 47 × 35869
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129809911
Product of the distinct prime numbers
The prime factorization of 129809911 is 7 × 11 × 47 × 35869.
Since it has a total of 4 prime factors.
9 , 1 , 4 , 99 , 713 , 141 , 8283 , 2269 , 21923 , 5460 , 26617 , 113239 , 3266452 , 131186 , 18323964 , 92944202 , 757121851 , 228783987 , 8115076494 , 2760495679
n×2
259619822
n×3
389429733
n×4
519239644
n×5
649049555
n÷2
64904955.5
n÷3
43269970.333333
n÷3
32452477.75
n÷5
25961982.2
n2
16850612993827921
n3
2.1873765730242E+24
n4
2.8394315826776E+32
n5
3.6858636103797E+40
2 √n
11393.415247414
3 √n
506.33267062251
4 √n
106.73994213702
5 √n
41.9432008813
1 , 7 , 11 , 47 , 77 , 329 , 517 , 3619 , 35869 , 251083 , 394559 , 1685843 , 2761913 , 11800901 , 18544273 , 129809911
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129809910
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129809911 can be divided by 16 positive divisors.
The sum of these divisors (counting 129809911) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111001011110111110111
3
Ternary
100001021000201111
4
Quaternary
13233023313313
5
Quinary
231212404121
6
Senary
20514135451
8
Octal
757136767
10
Decimal
129809911
12
Duodecimal
37581587
16
Hexadecimal
7bcbdf7
20
Vigesimal
20b64fb
36
Base36
25a9yv
md5
38234b2097d05867073a1a83e75221be
sha1
faf0a4df51de8b29d245f856e6907117357ca7b1
sha256
16f1719fd9752f5891823c4a02904022f7141f4e6399255921beacc9e0665e17
sha512
d36e9437f79a975969bc4f69f269333836a0943b9ffde520ac2c76a5f4aba4611dcc3f0e3ada1c7070f13b9f9f935c1fbb4a91efef40707a12872bd4bee2b160
ripemd-160
d973bebbdb6eac8a3472b0aafb333be3720cfac7
Diameter
259619822
Circumference
815619725.52149
Area
5.2937761989895E+16
Volume
9.1624615632632E+24
Surface area
2.1175104795958E+17
Circumference
815619725.52149
Perimeter
519239644
Area
16850612993827921
Diagonal
183578936.66664
Surface area
101103677962967526
Volume
2.1873765730242E+24
Space diagonal
224837361.17799
Perimeter
389429733
Area
7.2965294609976E+15
Altitude
112418680.589
Surface area
7.2965294609976E+15
Volume
2.5778480129901E+23
Height
61192978.888881