20209512 is an even 8-digits composite number following 20209511
and preceding 20209513 . In scientific notation, it is written as 2.0209512 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 16 positive divisors.
There are 6736496 positive integers (up to 20209512) that are relatively prime to 20209512.
20209512 has 16 divisors, whose sum is 50523840
The reverse of 20209512 is 21590202
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred nine thousand five hundred twelve
Scientific notation
2.0209512 × 10^7
Engineering notation
2.0209512 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 842063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5052378
Product of the distinct prime numbers
The prime factorization of 20209512 is 2 × 2 × 2 × 3 × 842063.
Since it has a total of 5 prime factors.
3 , 1 , 92 , 83 , 990 , 814 , 6378 , 7279 , 91987 , 95066 , 936407 , 245483 , 7055122 , 3946848 , 8442616 , 17753308 , 181272672 , 163861622 , 3778084044 , 4999653433
n×2
40419024
n×3
60628536
n×4
80838048
n×5
101047560
n÷2
10104756
n÷3
6736504
n÷3
5052378
n÷5
4041902.4
n2
408424375278144
n3
8.2540573132762E+21
n4
1.6681047032134E+29
n5
3.3711582016848E+36
2 √n
4495.4990824157
3 √n
272.38630950189
4 √n
67.048483073189
5 √n
28.914198976394
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 842063 , 1684126 , 2526189 , 3368252 , 5052378 , 6736504 , 10104756 , 20209512
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20209511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20209512 can be divided by 16 positive divisors.
The sum of these divisors (counting 20209512) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000101111101101000
3
Ternary
1102000202020110
4
Quaternary
1031011331220
5
Quinary
20133201022
6
Senary
2001054320
8
Octal
115057550
10
Decimal
20209512
12
Duodecimal
69273a0
16
Hexadecimal
1345f68
20
Vigesimal
6663fc
36
Base36
c15rc
md5
fb5ccc6e95e2569a67165d0d5aed6a57
sha1
5c8da6295197a6e09dfd7b9e29d14733a6447019
sha256
1416a8d257b0d12ef33482949a7b6b037737ba62d569c27e603380fe418ae128
sha512
d470e69414dbc56928a3796e8aa73284077cafc61c303c53556ec5b17e9ce07dcdf4f8d5a85f1554daa5b357a6932e5a5f0e8b0caf557a43bdea4c393f0ffea5
ripemd-160
9d9978bcbb706b32445519e9b9ad49b34c30b19c
Diameter
40419024
Circumference
126980108.86367
Area
1.2831030169208E+15
Volume
3.4574514423597E+22
Surface area
5.1324120676833E+15
Circumference
126980108.86367
Perimeter
80838048
Area
408424375278144
Diagonal
28580565.959342
Surface area
2450546251668864
Volume
8.2540573132762E+21
Space diagonal
35003901.580173
Perimeter
60628536
Area
1.7685294225783E+14
Altitude
17501950.790086
Surface area
1.7685294225783E+14
Volume
9.7274998308666E+20
Height
9526855.3197806