20221284 is an even 8-digits composite number following 20221283
and preceding 20221285 . In scientific notation, it is written as 2.0221284 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 6740424 positive integers (up to 20221284) that are relatively prime to 20221284.
20221284 has 12 divisors, whose sum is 47183024
The reverse of 20221284 is 48212202
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 twenty-one thousand two hundred eighty-four
Scientific notation
2.0221284 × 10^7
Engineering notation
2.0221284 × 10^6
Prime Factorization
2 × 2 × 3 × 1685107
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10110642
Product of the distinct prime numbers
The prime factorization of 20221284 is 2 × 2 × 3 × 1685107.
Since it has a total of 4 prime factors.
1 , 8 , 42 , 59 , 471 , 54 , 6718 , 7538 , 50955 , 29923 , 429465 , 262425 , 2345972 , 5791634 , 75358858 , 59948182 , 792466908 , 493551881 , 9789348326 , 7663803693
n×2
40442568
n×3
60663852
n×4
80885136
n×5
101106420
n÷2
10110642
n÷3
6740428
n÷3
5055321
n÷5
4044256.8
n2
408900326608656
n3
8.2684896320464E+21
n4
1.6719947710067E+29
n5
3.3809881111041E+36
2 √n
4496.8082013802
3 √n
272.43918739486
4 √n
67.058244842675
5 √n
28.917566684335
1 , 2 , 3 , 4 , 6 , 12 , 1685107 , 3370214 , 5055321 , 6740428 , 10110642 , 20221284
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20221283
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20221284 can be divided by 12 positive divisors.
The sum of these divisors (counting 20221284) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001000110101100100
3
Ternary
1102001100101110
4
Quaternary
1031020311210
5
Quinary
20134040114
6
Senary
2001225020
8
Octal
115106544
10
Decimal
20221284
12
Duodecimal
6932170
16
Hexadecimal
1348d64
20
Vigesimal
667d44
36
Base36
c1euc
md5
b4dae6bc4bdf12bc0cbe72d2d83fa9eb
sha1
54a89df0a85b0c08119301356f922da8af54d3b8
sha256
ade5304972d0dda9e2072ccdaae1e2d9ce1307cf138644fa9927682521ce6bfe
sha512
b8a751a62bd42e2bd4bbcd03d153988a79ff875d55393458567b1964ca899b6e1a4df9a0ff0e798b0b503150777b72991980a3cd0ad49e78953bef176b1c2275
ripemd-160
539748faa2d72e38e7c71ce73473f4f6d43b8fd6
Diameter
40442568
Circumference
127054074.52111
Area
1.2845982621242E+15
Volume
3.4634968379094E+22
Surface area
5.1383930484969E+15
Circumference
127054074.52111
Perimeter
80885136
Area
408900326608656
Diagonal
28597214.081398
Surface area
2453401959651936
Volume
8.2684896320464E+21
Space diagonal
35024291.28228
Perimeter
60663852
Area
1.7705903522943E+14
Altitude
17512145.64114
Surface area
1.7705903522943E+14
Volume
9.7445084816511E+20
Height
9532404.6937994