129644 is an even 6-digits composite number following 129643
and preceding 129645 . In scientific notation, it is written as 1.29644 × 10^5.
The sum of its digits is 26. It has a total of 3 prime factors and 6 positive divisors.
There are 64820 positive integers (up to 129644) that are relatively prime to 129644.
129644 has 6 divisors, whose sum is 226884
The reverse of 129644 is 446921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-nine thousand six hundred forty-four
Scientific notation
1.29644 × 10^5
Engineering notation
1.29644 × 10^3
Prime Factorization
2 × 2 × 32411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64822
Product of the distinct prime numbers
The prime factorization of 129644 is 2 × 2 × 32411.
Since it has a total of 3 prime factors.
6 , 6 , 76 , 76 , 287 , 116 , 1558 , 8704 , 90623 , 80275 , 173889 , 541877 , 5430576 , 4650339 , 90402774 , 60285553 , 581108213 , 276400936 , 8690964015 , 3067501546
n×2
259288
n×3
388932
n×4
518576
n×5
648220
n÷2
64822
n÷3
43214.666666667
n÷3
32411
n÷5
25928.8
n2
16807566736
n3
2179000181921984
n4
2.8249429958509E+20
n5
3.662369097541E+25
2 √n
360.06110592509
3 √n
50.611686282033
4 √n
18.975276175199
5 √n
10.532961201096
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129644 can be divided by 6 positive divisors.
The sum of these divisors (counting 129644) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111101001101100
3
Ternary
20120211122
4
Quaternary
133221230
5
Quinary
13122034
6
Senary
2440112
8
Octal
375154
10
Decimal
129644
12
Duodecimal
63038
16
Hexadecimal
1fa6c
20
Vigesimal
g424
36
Base36
2s18
md5
22bb3029af932ca3214f211adb89e9e3
sha1
c3633e3b53e2b9a8e031259bff44647dc98f52ce
sha256
972cc33620dcf7ac02cbdc951cb428893655a32c32baa822ef757170abac23c2
sha512
4b81e4c50249fca8379e3378fb14a33009ac7e328829f4d6c2e2e722e204409501a48d3dbb7da4f30e9af015fbf38886d85091d4fec49b2a4f4482057a4b01a8
ripemd-160
c2f13a31b441d63c798f82657caaa67cdbf5cb1d
Diameter
259288
Circumference
814577.27596399
Area
52802528182.538
Volume
9.1273746182626E+15
Surface area
211210112730.15
Circumference
814577.27596399
Perimeter
518576
Area
16807566736
Diagonal
183344.3030803
Surface area
100845400416
Volume
2179000181921984
Space diagonal
224549.99489646
Perimeter
388932
Area
7277889884.5891
Altitude
112274.99744823
Surface area
7277889884.5891
Volume
2.5679763414063E+14
Height
61114.767693433