129819 is an odd 6-digits composite number following 129818
and preceding 129820 . In scientific notation, it is written as 1.29819 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 85536 positive integers (up to 129819) that are relatively prime to 129819.
129819 has 8 divisors, whose sum is 175120
The reverse of 129819 is 918921
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine thousand eight hundred nineteen
Scientific notation
1.29819 × 10^5
Engineering notation
1.29819 × 10^3
Prime Factorization
3 × 109 × 397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129819
Product of the distinct prime numbers
The prime factorization of 129819 is 3 × 109 × 397.
Since it has a total of 3 prime factors.
3 , 9 , 33 , 1 , 308 , 457 , 2291 , 753 , 37950 , 4578 , 416494 , 367879 , 4288543 , 8262524 , 5458261 , 46610269 , 663926871 , 532219901 , 2420988004 , 2255372257
n×2
259638
n×3
389457
n×4
519276
n×5
649095
n÷2
64909.5
n÷3
43273
n÷3
32454.75
n÷5
25963.8
n2
16852972761
n3
2187836070860259
n4
2.8402269088301E+20
n5
3.6871541707741E+25
2 √n
360.30403827878
3 √n
50.634448777423
4 √n
18.981676382206
5 √n
10.535803251266
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
-129818
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 129819 can be divided by 8 positive divisors.
The sum of these divisors (counting 129819) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101100011011
3
Ternary
20121002010
4
Quaternary
133230123
5
Quinary
13123234
6
Senary
2441003
8
Octal
375433
10
Decimal
129819
12
Duodecimal
63163
16
Hexadecimal
1fb1b
20
Vigesimal
g4aj
36
Base36
2s63
md5
9f77c8f45906b76b322503ebb55bdaf3
sha1
f9734a9b2ff13ffe5b322e97c5e721dedd32e33c
sha256
f6723e86d8bb4134287a103e963350973afd1e5c7410fe4e6c5dca8d54186b79
sha512
68279e3e773a2c5362cacc0b2df165383cb88ed40985e26e1c4ec0b00147515c1ac783d3eafb4a3d770701aff2e2163900620e1037654967871ff9da26a03c6d
ripemd-160
319d68019f60b6428cc0682c14e87f20f1d890d5
Diameter
259638
Circumference
815676.83339275
Area
52945175417.106
Volume
9.1643863032978E+15
Surface area
211780701668.43
Circumference
815676.83339275
Perimeter
519276
Area
16852972761
Diagonal
183591.79045371
Surface area
101117836566
Volume
2187836070860259
Space diagonal
224853.10378778
Perimeter
389457
Area
7297551270.1566
Altitude
112426.55189389
Surface area
7297551270.1566
Volume
2.578389536383E+14
Height
61197.263484571