20221785 is an odd 8-digits composite number following 20221784
and preceding 20221786 . In scientific notation, it is written as 2.0221785 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 10784880 positive integers (up to 20221785) that are relatively prime to 20221785.
20221785 has 8 divisors, whose sum is 27561728
The reverse of 20221785 is 58712202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million two hundred twenty-one thousand seven hundred eighty-five
Scientific notation
2.0221785 × 10^7
Engineering notation
2.0221785 × 10^6
Prime Factorization
45 × 3 × 149791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20221785
Product of the distinct prime numbers
The prime factorization of 20221785 is 45 × 3 × 149791.
Since it has a total of 3 prime factors.
9 , 7 , 48 , 25 , 762 , 43 , 7830 , 9581 , 43359 , 77833 , 31259 , 193824 , 7015172 , 5300712 , 51009808 , 40653051 , 190992792 , 245176954 , 5756817915 , 8642048920
n×2
40443570
n×3
60665355
n×4
80887140
n×5
101108925
n÷2
10110892.5
n÷3
6740595
n÷3
5055446.25
n÷5
4044357
n2
408920588586225
n3
8.2691042244641E+21
n4
1.672160477697E+29
n5
3.3814069665487E+36
2 √n
4496.8639072136
3 √n
272.44143734934
4 √n
67.058660195485
5 √n
28.917709974517
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
-20221784
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 20221785 can be divided by 8 positive divisors.
The sum of these divisors (counting 20221785) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000111101011001
3
Ternary
1102001101002000
4
Quaternary
1031020331121
5
Quinary
20134044120
6
Senary
2001231213
8
Octal
115107531
10
Decimal
20221785
12
Duodecimal
6932509
16
Hexadecimal
1348f59
20
Vigesimal
667e95
36
Base36
c1f89
md5
0ec3e81c86039662b18db47ec03ce539
sha1
ba73d491c0e7146abdb528066174145b569aaeb5
sha256
8d4d45de947912e47634760c67a16b6fc352b24124c6b4917423ea0a48822697
sha512
8e34d1dd077804d7bef6ce2fa2a6e54802205fa779f92535872388448651721486e452f3d95a214213dda5ba8cb4ed2ae958786d0c15b538162a2c61d651e4c7
ripemd-160
adc993d2acd1b4ad429553277a1b34dee6c5ac57
Diameter
40443570
Circumference
127057222.39694
Area
1.2846619170041E+15
Volume
3.4637542777793E+22
Surface area
5.1386476680164E+15
Circumference
127057222.39694
Perimeter
80887140
Area
408920588586225
Diagonal
28597922.602393
Surface area
2453523531517350
Volume
8.2691042244641E+21
Space diagonal
35025159.039734
Perimeter
60665355
Area
1.7706780892308E+14
Altitude
17512579.519867
Surface area
1.7706780892308E+14
Volume
9.7452327857615E+20
Height
9532640.8674643