20209969 is an odd 8-digits composite number following 20209968
and preceding 20209970 . In scientific notation, it is written as 2.0209969 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 18655344 positive integers (up to 20209969) that are relatively prime to 20209969.
20209969 has 4 divisors, whose sum is 21764596
The reverse of 20209969 is 96990202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million two hundred nine thousand nine hundred sixty-nine
Scientific notation
2.0209969 × 10^7
Engineering notation
2.0209969 × 10^6
Prime Factorization
13 × 1554613
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20209969
Product of the distinct prime numbers
The prime factorization of 20209969 is 13 × 1554613.
Since it has a total of 2 prime factors.
1 , 7 , 85 , 72 , 616 , 27 , 8234 , 2365 , 85661 , 93321 , 419865 , 829099 , 9860302 , 2466042 , 34397506 , 32224261 , 701021899 , 413496560 , 7727426965 , 6643437666
n×2
40419938
n×3
60629907
n×4
80839876
n×5
101049845
n÷2
10104984.5
n÷3
6736656.3333333
n÷3
5052492.25
n÷5
4041993.8
n2
408442846980961
n3
8.254617275757E+21
n4
1.6682555924991E+29
n5
3.3715393808484E+36
2 √n
4495.5499107451
3 √n
272.38836265398
4 √n
67.048862113723
5 √n
28.914329743227
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
-20209968
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 20209969 can be divided by 4 positive divisors.
The sum of these divisors (counting 20209969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110000100110001
3
Ternary
1102000202212101
4
Quaternary
1031012010301
5
Quinary
20133204334
6
Senary
2001100401
8
Octal
115060461
10
Decimal
20209969
12
Duodecimal
6927701
16
Hexadecimal
1346131
20
Vigesimal
6664i9
36
Base36
c1641
md5
d89ed69361e8e8ae51dda1c933bf1b10
sha1
1890e12b2d232fded0ea640ae37c68b225ec5f10
sha256
57206306c5b6a9973a673d4385a03cd80b214fa85ec1b59cf953b4c178d652c1
sha512
e4c2903152953d1ec867e3bfb2c218814344264ae170fce7db66d04fb2cd2ed4307d0c0d6c347fa8fb09faddc717ddddbc69a3233d70c3e3c622eaae34a33094
ripemd-160
ee9374113f7aba6fb9b75d241551d55fbce4281f
Diameter
40419938
Circumference
126982980.27935
Area
1.2831610474867E+15
Volume
3.4576859988951E+22
Surface area
5.1326441899467E+15
Circumference
126982980.27935
Perimeter
80839876
Area
408442846980961
Diagonal
28581212.25494
Surface area
2450657081885766
Volume
8.254617275757E+21
Space diagonal
35004693.127392
Perimeter
60629907
Area
1.7686094073978E+14
Altitude
17502346.563696
Surface area
1.7686094073978E+14
Volume
9.728159752979E+20
Height
9527070.7516466