129825 is an odd 6-digits composite number following 129824
and preceding 129826 . In scientific notation, it is written as 1.29825 × 10^5.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 69120 positive integers (up to 129825) that are relatively prime to 129825.
129825 has 4 divisors, whose sum is 130628
The reverse of 129825 is 528921
Previous prime number is 225
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-nine thousand eight hundred twenty-five
Scientific notation
1.29825 × 10^5
Engineering notation
1.29825 × 10^3
Prime Factorization
225 × 577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129825
Product of the distinct prime numbers
The prime factorization of 129825 is 225 × 577.
Since it has a total of 2 prime factors.
4 , 8 , 97 , 22 , 641 , 7 , 7860 , 6092 , 95598 , 70442 , 839903 , 521935 , 611248 , 6274806 , 35253992 , 84742771 , 803184780 , 361380573 , 8414717747 , 9209916196
n×2
259650
n×3
389475
n×4
519300
n×5
649125
n÷2
64912.5
n÷3
43275
n÷3
32456.25
n÷5
25965
n2
16854530625
n3
2188139438390625
n4
2.8407520258906E+20
n5
3.6880063176125E+25
2 √n
360.31236448393
3 √n
50.635228843033
4 √n
18.981895703115
5 √n
10.535900638629
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129824
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129825 can be divided by 4 positive divisors.
The sum of these divisors (counting 129825) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101100100001
3
Ternary
20121002100
4
Quaternary
133230201
5
Quinary
13123300
6
Senary
2441013
8
Octal
375441
10
Decimal
129825
12
Duodecimal
63169
16
Hexadecimal
1fb21
20
Vigesimal
g4b5
36
Base36
2s69
md5
8bff96221223de7092f84bb36bebbb3f
sha1
85b015e87786a7c9672a3972e22f1b9c151337e3
sha256
7b20a4e5debcd37e2d7650628585e7c0ccdbe8c2b19020b95d3372ec1e81e369
sha512
456c68c9703c37f0ba46652866a7fb116ca247bbdce0851f0f958085a37d5886823b736cc15d200d91245730d8f205646e9fb4096eff113ec77b092bbc145b76
ripemd-160
6c7d1d2e3fe09fbb14d7f6629af299e2e1d46890
Diameter
259650
Circumference
815714.53250459
Area
52950069591.204
Volume
9.1656570462374E+15
Surface area
211800278364.82
Circumference
815714.53250459
Perimeter
519300
Area
16854530625
Diagonal
183600.27573509
Surface area
101127183750
Volume
2188139438390625
Space diagonal
224863.49609263
Perimeter
389475
Area
7298225845.0564
Altitude
112431.74804631
Surface area
7298225845.0564
Volume
2.5787470584462E+14
Height
61200.091911696