129691289 is an odd 9-digits composite number following 129691288
and preceding 129691290 . In scientific notation, it is written as 1.29691289 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 101170944 positive integers (up to 129691289) that are relatively prime to 129691289.
129691289 has 16 divisors, whose sum is 159989760
The reverse of 129691289 is 982196921
Previous prime number is 511
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million six hundred ninety-one thousand two hundred eighty-nine
Scientific notation
1.29691289 × 10^8
Engineering notation
1.29691289 × 10^6
Prime Factorization
13 × 7 × 511 × 2789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129691289
Product of the distinct prime numbers
The prime factorization of 129691289 is 13 × 7 × 511 × 2789.
Since it has a total of 4 prime factors.
3 , 2 , 58 , 26 , 517 , 486 , 9312 , 7536 , 29425 , 16366 , 904863 , 423579 , 798612 , 299344 , 98684364 , 30688758 , 458450311 , 825369576 , 4194207058 , 2014194083
n×2
259382578
n×3
389073867
n×4
518765156
n×5
648456445
n÷2
64845644.5
n÷3
43230429.666667
n÷3
32422822.25
n÷5
25938257.8
n2
16819830442481521
n3
2.1813854908469E+24
n4
2.8290669611383E+32
n5
3.6690534085734E+40
2 √n
11388.208331428
3 √n
506.17839247304
4 √n
106.71554868635
5 √n
41.935532428308
1 , 7 , 13 , 91 , 511 , 2789 , 3577 , 6643 , 19523 , 36257 , 46501 , 253799 , 1425179 , 9976253 , 18527327 , 129691289
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
-129691288
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 129691289 can be divided by 16 positive divisors.
The sum of these divisors (counting 129691289) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110101110111010011001
3
Ternary
100001001000000002
4
Quaternary
13232232322121
5
Quinary
231200110124
6
Senary
20511422345
8
Octal
756567231
10
Decimal
129691289
12
Duodecimal
375249b5
16
Hexadecimal
7baee99
20
Vigesimal
20ab849
36
Base36
257qft
md5
16bb691c0e5232490a9c2288fae693fb
sha1
3d99da9c83269f31808261a0fac85d4b8bc16bd0
sha256
73586154ba7e7f12ff83bc51d110db70db9349c24d304d7a1b3cea160810383f
sha512
b4dd1c51a1a75918b7307f5ca16042929e1cf8b01137f8f9add3ab3666dbf458917789e06eff9dd604027468ae23ce11c0221a3e072857806276a784665a1320
ripemd-160
ae04097b20e824e5f052c96cab4b7886e5aa726c
Diameter
259382578
Circumference
814874401.51398
Area
5.2841055752726E+16
Volume
9.1373661769225E+24
Surface area
2.113642230109E+17
Circumference
814874401.51398
Perimeter
518765156
Area
16819830442481521
Diagonal
183411179.82545
Surface area
100918982654889126
Volume
2.1813854908469E+24
Space diagonal
224631901.8471
Perimeter
389073867
Area
7.2832002252679E+15
Altitude
112315950.92355
Surface area
7.2832002252679E+15
Volume
2.5707874549329E+23
Height
61137059.941816