20043821 is an odd 8-digits composite number following 20043820
and preceding 20043822 . In scientific notation, it is written as 2.0043821 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 17180412 positive integers (up to 20043821) that are relatively prime to 20043821.
20043821 has 4 divisors, whose sum is 22907232
The reverse of 20043821 is 12834002
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million forty-three thousand eight hundred twenty-one
Scientific notation
2.0043821 × 10^7
Engineering notation
2.0043821 × 10^6
Prime Factorization
7 × 2863403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20043821
Product of the distinct prime numbers
The prime factorization of 20043821 is 7 × 2863403.
Since it has a total of 2 prime factors.
10 , 6 , 27 , 20 , 314 , 289 , 5954 , 499 , 32242 , 7892 , 996649 , 334066 , 1060885 , 1124542 , 25490918 , 37307501 , 910112127 , 127141936 , 1950462655 , 2417738584
n×2
40087642
n×3
60131463
n×4
80175284
n×5
100219105
n÷2
10021910.5
n÷3
6681273.6666667
n÷3
5010955.25
n÷5
4008764.2
n2
401754760280041
n3
8.0527005009511E+21
n4
1.6140688740767E+29
n5
3.2352107593666E+36
2 √n
4477.0326110047
3 √n
271.63986453605
4 √n
66.91063152448
5 √n
28.866631161654
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
-20043820
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 20043821 can be divided by 4 positive divisors.
The sum of these divisors (counting 20043821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011101100000101101
3
Ternary
1101201022221202
4
Quaternary
1030131200231
5
Quinary
20112400241
6
Senary
1553335245
8
Octal
114354055
10
Decimal
20043821
12
Duodecimal
6867525
16
Hexadecimal
131d82d
20
Vigesimal
6559b1
36
Base36
bxlwt
md5
083c543b9558e2c4f8bdcb1ad996748a
sha1
74cf5788112c0fbf76e3789e584676682c0a4315
sha256
dbb1522b473770a6c56496c27c83820ce2d3dd8657102bd808325e5702663e97
sha512
9977ba6cdad7eed9270bd1d8090a40522ea58157c4258717f097016abc655046b41f3770e30f73e5ed1f0389c2b02be6f780d6e599a5d759018e57646b953a4c
ripemd-160
b2746ec425c5d44326de03e828ee7e5c21270b98
Diameter
40087642
Circumference
125939041.60694
Area
1.2621498034405E+15
Volume
3.3731072980462E+22
Surface area
5.048599213762E+15
Circumference
125939041.60694
Perimeter
80175284
Area
401754760280041
Diagonal
28346243.499979
Surface area
2410528561680246
Volume
8.0527005009511E+21
Space diagonal
34716916.349816
Perimeter
60131463
Area
1.7396491424692E+14
Altitude
17358458.174908
Surface area
1.7396491424692E+14
Volume
9.4901985518113E+20
Height
9448747.8333262