20209869 is an odd 8-digits composite number following 20209868
and preceding 20209870 . In scientific notation, it is written as 2.0209869 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 13473240 positive integers (up to 20209869) that are relatively prime to 20209869.
20209869 has 6 divisors, whose sum is 29192046
The reverse of 20209869 is 96890202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million two hundred nine thousand eight hundred sixty-nine
Scientific notation
2.0209869 × 10^7
Engineering notation
2.0209869 × 10^6
Prime Factorization
3 × 3 × 2245541
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6736623
Product of the distinct prime numbers
The prime factorization of 20209869 is 3 × 3 × 2245541.
Since it has a total of 3 prime factors.
1 , 2 , 44 , 38 , 19 , 81 , 4744 , 5291 , 79601 , 63073 , 344344 , 786409 , 8678534 , 2613879 , 81363945 , 34767501 , 273787141 , 301990810 , 2820602416 , 7106659746
n×2
40419738
n×3
60629607
n×4
80839476
n×5
101049345
n÷2
10104934.5
n÷3
6736623
n÷3
5052467.25
n÷5
4041973.8
n2
408438804997161
n3
8.2544947435092E+21
n4
1.6682225742751E+29
n5
3.3714559688942E+36
2 √n
4495.5387886214
3 √n
272.38791338921
4 √n
67.048779173237
5 √n
28.914301129243
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
-20209868
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 20209869 can be divided by 6 positive divisors.
The sum of these divisors (counting 20209869) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000110000011001101
3
Ternary
1102000202201200
4
Quaternary
1031012003031
5
Quinary
20133203434
6
Senary
2001100113
8
Octal
115060315
10
Decimal
20209869
12
Duodecimal
6927639
16
Hexadecimal
13460cd
20
Vigesimal
6664d9
36
Base36
c1619
md5
620bf19176fc4e7856d8b6567c65cb04
sha1
eab4f761c178217c27ca566738dc03c995e40084
sha256
8c8d7c0501a2d43d9a665472be99470e69526a4e98e9ff22f8e4ec221679d986
sha512
e091249b5388e04f0a1c8cbbc2949b34fb003d7f665bc6ba7ce6db5509cb0816c79d62a508a9a5cf880a43ed6d4a112430ce4531a460cc53f6087a4c1289245c
ripemd-160
c1305983f69285052e8601b52c52f9db21a16464
Diameter
40419738
Circumference
126982351.96082
Area
1.2831483492201E+15
Volume
3.4576346727072E+22
Surface area
5.1325933968803E+15
Circumference
126982351.96082
Perimeter
80839476
Area
408438804997161
Diagonal
28581070.833584
Surface area
2450632829982966
Volume
8.2544947435092E+21
Space diagonal
35004519.922311
Perimeter
60629607
Area
1.7685919050945E+14
Altitude
17502259.961156
Surface area
1.7685919050945E+14
Volume
9.7280153473401E+20
Height
9527023.6111945