20971829 is an odd 8-digits composite number following 20971828
and preceding 20971830 . In scientific notation, it is written as 2.0971829 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 19673280 positive integers (up to 20971829) that are relatively prime to 20971829.
20971829 has 8 divisors, whose sum is 22278528
The reverse of 20971829 is 92817902
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred seventy-one thousand eight hundred twenty-nine
Scientific notation
2.0971829 × 10^7
Engineering notation
2.0971829 × 10^6
Prime Factorization
17 × 331 × 3727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20971829
Product of the distinct prime numbers
The prime factorization of 20971829 is 17 × 331 × 3727.
Since it has a total of 3 prime factors.
2 , 7 , 55 , 33 , 216 , 533 , 4017 , 9623 , 60377 , 32684 , 931988 , 592032 , 6307420 , 4122477 , 43254741 , 50727817 , 713390775 , 361025177 , 2192476030 , 4610997506
n×2
41943658
n×3
62915487
n×4
83887316
n×5
104859145
n÷2
10485914.5
n÷3
6990609.6666667
n÷3
5242957.25
n÷5
4194365.8
n2
439817611605241
n3
9.2237797417735E+21
n4
1.9343953147814E+29
n5
4.0567807759996E+36
2 √n
4579.5009553444
3 √n
275.76899472889
4 √n
67.672010132287
5 √n
29.129113086891
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
-20971828
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 20971829 can be divided by 8 positive divisors.
The sum of these divisors (counting 20971829) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000000100110101
3
Ternary
1110110110221102
4
Quaternary
1100000010311
5
Quinary
20332044304
6
Senary
2025255445
8
Octal
120000465
10
Decimal
20971829
12
Duodecimal
7034585
16
Hexadecimal
1400135
20
Vigesimal
6b19b9
36
Base36
chhyt
md5
0ef631329d3f1bdfc62a7bdde228f509
sha1
c489df2574f9ca08119fd55b5b2230e2347b535e
sha256
d13ec467111c7c2318682c6bf1946d83288a72b797d2bc9882ed35521294a1b5
sha512
41572606da1cd1969982abd2f5afeeccc604fb9e62c56070f74f2da94d70eeb788a47ee259195010e06f6d12d005134220390ae2e8f08ce07a25a1a342c478da
ripemd-160
8e12eeb0d52761a3150eb1a27994b3529c312d6f
Diameter
41943658
Circumference
131769887.83748
Area
1.3817277775384E+15
Volume
3.8636478233448E+22
Surface area
5.5269111101537E+15
Circumference
131769887.83748
Perimeter
83887316
Area
439817611605241
Diagonal
29658644.999569
Surface area
2638905669631446
Volume
9.2237797417735E+21
Space diagonal
36324273.355646
Perimeter
62915487
Area
1.9044661234097E+14
Altitude
18162136.677823
Surface area
1.9044661234097E+14
Volume
1.0870328672632E+21
Height
9886214.9998565