20472021 is an odd 8-digits composite number following 20472020
and preceding 20472022 . In scientific notation, it is written as 2.0472021 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13647852 positive integers (up to 20472021) that are relatively prime to 20472021.
20472021 has 12 divisors, whose sum is 30666272
The reverse of 20472021 is 12027402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million four hundred seventy-two thousand twenty-one
Scientific notation
2.0472021 × 10^7
Engineering notation
2.0472021 × 10^6
Prime Factorization
27 × 3 × 3 × 84247
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6824007
Product of the distinct prime numbers
The prime factorization of 20472021 is 27 × 3 × 3 × 84247.
Since it has a total of 4 prime factors.
10 , 10 , 3 , 25 , 489 , 343 , 9116 , 154 , 29389 , 58387 , 580273 , 748925 , 886722 , 4562207 , 30555504 , 41554708 , 172192286 , 650759344 , 4928836889 , 6550667656
n×2
40944042
n×3
61416063
n×4
81888084
n×5
102360105
n÷2
10236010.5
n÷3
6824007
n÷3
5118005.25
n÷5
4094404.2
n2
419103643824441
n3
8.5798985975505E+21
n4
1.7564786426692E+29
n5
3.5958667658776E+36
2 √n
4524.6017504306
3 √n
273.56061586841
4 √n
67.265160004497
5 √n
28.988927203994
1 , 3 , 9 , 27 , 81 , 243 , 84247 , 252741 , 758223 , 2274669 , 6824007 , 20472021
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
-20472020
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 20472021 can be divided by 12 positive divisors.
The sum of these divisors (counting 20472021) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110000110000011010101
3
Ternary
1102112002100000
4
Quaternary
1032012003111
5
Quinary
20220101041
6
Senary
2010441513
8
Octal
116060325
10
Decimal
20472021
12
Duodecimal
6a33299
16
Hexadecimal
13860d5
20
Vigesimal
67j011
36
Base36
c6sb9
md5
71dc40d18acf4c90089d4e2eefaf59b3
sha1
02dcc77514735dbb7b1758b0b5edeba6ee1775f9
sha256
5c17a2ac6fab53682b3ef1eb6a330d4c3db965f8da2135929a56e2b4c160c658
sha512
d4b89576487ed44ad552badb29117d8dc18e95c7fbc3b7261a0ca70736ef0f7b13e46fbecfe2e008a3ba786ee85f0e9b650504ed969fa1cb85b93b4279de7733
ripemd-160
f6164636afc54287546e2e42c0a4f1bb295f9354
Diameter
40944042
Circumference
128629501.55547
Area
1.3166529285316E+15
Volume
3.593939520348E+22
Surface area
5.2666117141263E+15
Circumference
128629501.55547
Perimeter
81888084
Area
419103643824441
Diagonal
28951809.747387
Surface area
2514621862946646
Volume
8.5798985975505E+21
Space diagonal
35458580.505617
Perimeter
61416063
Area
1.814772011853E+14
Altitude
17729290.252809
Surface area
1.814772011853E+14
Volume
1.0111507467035E+21
Height
9650603.2491289