20212421 is an odd 8-digits prime number following 20212420
and preceding 20212422 . In scientific notation, it is written as 2.0212421 × 10^7.
The sum of its digits is 14. It has a total of 1 prime factors and 2 positive divisors.
There are 20212420 positive integers (up to 20212421) that are relatively prime to 20212421.
20212421 has 2 divisors, whose sum is 20212422
The reverse of 20212421 is 12421202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million two hundred twelve thousand four hundred twenty-one
Scientific notation
2.0212421 × 10^7
Engineering notation
2.0212421 × 10^6
Prime Factorization
20212421
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20212421
Product of the distinct prime numbers
The prime factorization of 20212421 is 20212421.
Since it has a total of 1 prime factors.
1 , 1 , 41 , 15 , 473 , 267 , 4317 , 4765 , 42002 , 80450 , 203220 , 750721 , 5935490 , 6028032 , 94252642 , 59774666 , 200799938 , 456723834 , 8733867513 , 2665479849
n×2
40424842
n×3
60637263
n×4
80849684
n×5
101062105
n÷2
10106210.5
n÷3
6737473.6666667
n÷3
5053105.25
n÷5
4042484.2
n2
408541962681241
n3
8.2576221458795E+21
n4
1.6690653527144E+29
n5
3.3735851585577E+36
2 √n
4495.8226166076
3 √n
272.39937816248
4 √n
67.05089571816
5 √n
28.915031322691
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20212422
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10106211
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4495.8227278219
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999010509
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20212421 can be divided by 2 positive divisors.
The sum of these divisors (counting 20212421) is 20212422, the average is 10106211.
Base
System
Value
2
Binary
1001101000110101011000101
3
Ternary
1102000220020012
4
Quaternary
1031012223011
5
Quinary
20133244141
6
Senary
2001120005
8
Octal
115065305
10
Decimal
20212421
12
Duodecimal
6929005
16
Hexadecimal
1346ac5
20
Vigesimal
666b11
36
Base36
c1805
md5
3230d79bbfe264a6a691c37b7a46b71e
sha1
ddf1ed8101519fd4d9c75b776c640b5d48686489
sha256
aabd88e7586b7c6e3dd75823573c2bb1da8badb4923e0d56f761cb406a5d9c24
sha512
c11050ed9191e1f33a2d3d62b67fb5075dbc9eb30ae8d745308a16fa98ad839227381204186785f8b0aeef53f951cc964be6b654288b5b48a850abc29de361d3
ripemd-160
fe9deeebe30121e276a15f85984c776c61eb2bfe
Diameter
40424842
Circumference
126998386.64973
Area
1.2834724286425E+15
Volume
3.4589446759487E+22
Surface area
5.1338897145702E+15
Circumference
126998386.64973
Perimeter
80849684
Area
408541962681241
Diagonal
28584679.906595
Surface area
2451251776087446
Volume
8.2576221458795E+21
Space diagonal
35008940.115972
Perimeter
60637263
Area
1.7690385909695E+14
Altitude
17504470.057986
Surface area
1.7690385909695E+14
Volume
9.7317010263794E+20
Height
9528226.6355316