20200021 is an odd 8-digits composite number following 20200020
and preceding 20200022 . In scientific notation, it is written as 2.0200021 × 10^7.
The sum of its digits is 7. It has a total of 2 prime factors and 4 positive divisors.
There are 19136844 positive integers (up to 20200021) that are relatively prime to 20200021.
20200021 has 4 divisors, whose sum is 21263200
The reverse of 20200021 is 12000202
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 7
Digital Root 7
Name
twenty million two hundred thousand twenty-one
Scientific notation
2.0200021 × 10^7
Engineering notation
2.0200021 × 10^6
Prime Factorization
19 × 1063159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20200021
Product of the distinct prime numbers
The prime factorization of 20200021 is 19 × 1063159.
Since it has a total of 2 prime factors.
9 , 9 , 70 , 27 , 121 , 361 , 3743 , 9163 , 92116 , 64646 , 623379 , 218247 , 4887210 , 4324041 , 42567523 , 65008741 , 970554292 , 557921925 , 7849735306 , 3339054233
n×2
40400042
n×3
60600063
n×4
80800084
n×5
101000105
n÷2
10100010.5
n÷3
6733340.3333333
n÷3
5050005.25
n÷5
4040004.2
n2
408040848400441
n3
8.2424337065467E+21
n4
1.6649733396335E+29
n5
3.3632496425037E+36
2 √n
4494.4433470676
3 √n
272.34366253334
4 √n
67.040609685977
5 √n
28.91148266906
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
-20200020
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 20200021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20200021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011101001010101
3
Ternary
1102000021012221
4
Quaternary
1031003221111
5
Quinary
20132400041
6
Senary
2000542341
8
Octal
115035125
10
Decimal
20200021
12
Duodecimal
69219b1
16
Hexadecimal
1343a55
20
Vigesimal
665011
36
Base36
c0yfp
md5
5bc1d6e6e1a5a6e5552fc4ca68722029
sha1
787b4664efebb873f8537dff58bfbdbaf59d5496
sha256
5506c8aba542cfae4c113ba46c61011df3947221002b7d6b84ad3f6508c0cf78
sha512
5dcf413af0620a3d73ccd643c4625984fd27f56504723b8995994bca12f5392815fbf41de7e49246f4789fbc236924226813d69d25ff44654b9721c4687e3988
ripemd-160
fc99cc212dd68182231e24dd3a4d03ac573be771
Diameter
40400042
Circumference
126920475.15192
Area
1.2818981316994E+15
Volume
3.4525825573584E+22
Surface area
5.1275925267975E+15
Circumference
126920475.15192
Perimeter
80800084
Area
408040848400441
Diagonal
28567143.658421
Surface area
2448245090402646
Volume
8.2424337065467E+21
Space diagonal
34987462.685958
Perimeter
60600063
Area
1.7668687024827E+14
Altitude
17493731.342979
Surface area
1.7668687024827E+14
Volume
9.7138012789663E+20
Height
9522381.2194738