20200421 is an odd 8-digits composite number following 20200420
and preceding 20200422 . In scientific notation, it is written as 2.0200421 × 10^7.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 20191200 positive integers (up to 20200421) that are relatively prime to 20200421.
20200421 has 4 divisors, whose sum is 20209644
The reverse of 20200421 is 12400202
Previous prime number is 3581
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty million two hundred thousand four hundred twenty-one
Scientific notation
2.0200421 × 10^7
Engineering notation
2.0200421 × 10^6
Prime Factorization
3581 × 5641
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20200421
Product of the distinct prime numbers
The prime factorization of 20200421 is 3581 × 5641.
Since it has a total of 2 prime factors.
10 , 5 , 68 , 95 , 562 , 690 , 8536 , 5348 , 21860 , 82313 , 85061 , 394810 , 8247046 , 2110768 , 53877431 , 71877954 , 414359832 , 184389335 , 5980795469 , 7304907733
n×2
40400842
n×3
60601263
n×4
80801684
n×5
101002105
n÷2
10100210.5
n÷3
6733473.6666667
n÷3
5050105.25
n÷5
4040084.2
n2
408057008577241
n3
8.2429233652609E+21
n4
1.6651052224901E+29
n5
3.3635826503598E+36
2 √n
4494.4878462401
3 √n
272.34546016754
4 √n
67.040941567374
5 √n
28.911597168956
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
-20200420
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 20200421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20200421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011101111100101
3
Ternary
1102000021202202
4
Quaternary
1031003233211
5
Quinary
20132403141
6
Senary
2000544245
8
Octal
115035745
10
Decimal
20200421
12
Duodecimal
6922085
16
Hexadecimal
1343be5
20
Vigesimal
665111
36
Base36
c0yqt
md5
0cd4ef11891a8e2e9bbf975c5b612280
sha1
72b7731d11aa20d16263ffcca86a2327e4649286
sha256
6cf02acf492b65dca30a43cb18e7d6ae7af5de9e0a83b4937ea18c6adc6df6a0
sha512
edd2827ba9c177ff8ab55cbbf80b00f119c36ca838e9ab4346bb0044f16d9fb8fb0e8277e625115d366ee4516b1d8f0c99db2562ab66e7fd149d47e32b2df647
ripemd-160
e4fea968653d2c0cb8b8e1ab63b3d5b69cb3b37d
Diameter
40400842
Circumference
126922988.42604
Area
1.2819489003921E+15
Volume
3.452787665121E+22
Surface area
5.1277956015684E+15
Circumference
126922988.42604
Perimeter
80801684
Area
408057008577241
Diagonal
28567709.343846
Surface area
2448342051463446
Volume
8.2429233652609E+21
Space diagonal
34988155.506281
Perimeter
60601263
Area
1.7669386781009E+14
Altitude
17494077.753141
Surface area
1.7669386781009E+14
Volume
9.714378347295E+20
Height
9522569.7812821