20219421 is an odd 8-digits composite number following 20219420
and preceding 20219422 . In scientific notation, it is written as 2.0219421 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13479612 positive integers (up to 20219421) that are relatively prime to 20219421.
20219421 has 4 divisors, whose sum is 26959232
The reverse of 20219421 is 12491202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred nineteen thousand four hundred twenty-one
Scientific notation
2.0219421 × 10^7
Engineering notation
2.0219421 × 10^6
Prime Factorization
3 × 6739807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20219421
Product of the distinct prime numbers
The prime factorization of 20219421 is 3 × 6739807.
Since it has a total of 2 prime factors.
2 , 8 , 31 , 41 , 380 , 362 , 6199 , 812 , 85039 , 86230 , 389314 , 380550 , 1199848 , 1538762 , 26564718 , 3662328 , 107646470 , 207627404 , 9036720600 , 9305245453
n×2
40438842
n×3
60658263
n×4
80877684
n×5
101097105
n÷2
10109710.5
n÷3
6739807
n÷3
5054855.25
n÷5
4043884.2
n2
408824985575241
n3
8.2662044986647E+21
n4
1.671378688306E+29
n5
3.3794309349286E+36
2 √n
4496.6010496819
3 √n
272.4308204716
4 √n
67.056700259421
5 √n
28.917033825866
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
-20219420
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 20219421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20219421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000011000011101
3
Ternary
1102001020211110
4
Quaternary
1031020120131
5
Quinary
20134010141
6
Senary
2001212233
8
Octal
115103035
10
Decimal
20219421
12
Duodecimal
6931079
16
Hexadecimal
134861d
20
Vigesimal
6678b1
36
Base36
c1del
md5
67d7095686d649e41558ab1d10877368
sha1
6142e9a2d500a17311325bee7e810769c2863fcf
sha256
39d1c34d4a29b55b42a9dd02418c06548b54ecf6bd7ca6efc5eabe0a99374f98
sha512
57e03392e3139010dacbb17f08e99caa6169dd1620c68aa8ec52214e7121a4baee0b11f29322dc8f7f18ef1217884c40c2dc1c50b5751de66dbc2c3d46c3bf86
ripemd-160
dbd040ef4550c640846ff53b5969d64f9445fb01
Diameter
40438842
Circumference
127042368.94688
Area
1.2843615712871E+15
Volume
3.4625396434768E+22
Surface area
5.1374462851485E+15
Circumference
127042368.94688
Perimeter
80877684
Area
408824985575241
Diagonal
28594579.401531
Surface area
2452949913451446
Volume
8.2662044986647E+21
Space diagonal
35021064.471625
Perimeter
60658263
Area
1.7702641160498E+14
Altitude
17510532.235813
Surface area
1.7702641160498E+14
Volume
9.7418154261343E+20
Height
9531526.4671771