20194421 is an odd 8-digits composite number following 20194420
and preceding 20194422 . In scientific notation, it is written as 2.0194421 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18640992 positive integers (up to 20194421) that are relatively prime to 20194421.
20194421 has 4 divisors, whose sum is 21747852
The reverse of 20194421 is 12449102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred ninety-four thousand four hundred twenty-one
Scientific notation
2.0194421 × 10^7
Engineering notation
2.0194421 × 10^6
Prime Factorization
13 × 1553417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20194421
Product of the distinct prime numbers
The prime factorization of 20194421 is 13 × 1553417.
Since it has a total of 2 prime factors.
8 , 7 , 68 , 21 , 387 , 618 , 3632 , 8982 , 5931 , 39680 , 623427 , 721078 , 8418617 , 2911159 , 83509592 , 81276776 , 356519694 , 666144944 , 2073284996 , 2347172104
n×2
40388842
n×3
60583263
n×4
80777684
n×5
100972105
n÷2
10097210.5
n÷3
6731473.6666667
n÷3
5048605.25
n÷5
4038884.2
n2
407814639525241
n3
8.235580520536E+21
n4
1.663127802111E+29
n5
3.3585903012635E+36
2 √n
4493.8203123846
3 √n
272.31849316235
4 √n
67.035962828802
5 √n
28.909879480037
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
-20194420
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 20194421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20194421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000010010001110101
3
Ternary
1101222222112112
4
Quaternary
1031002101311
5
Quinary
20132210141
6
Senary
2000500405
8
Octal
115022165
10
Decimal
20194421
12
Duodecimal
691a705
16
Hexadecimal
1342475
20
Vigesimal
664611
36
Base36
c0u45
md5
2f1ef8aefbd58b593c12d695eba9030c
sha1
3c343c08d8108428f89ff443db23888e6156fa4f
sha256
5ae8863ff7db3bca98889fb64e03f1202b50edd9e59f7c7983cee92d1da93d28
sha512
38f2230e7da0d925be188664bd9440b541652de53147940c6a1675d631aad2f23e1e1f781a7724d035cf26434bba322df9fc712ae3d8dd848f91b1855d647b96
ripemd-160
0e540e71b93e777457ab0c7afc20596379745e08
Diameter
40388842
Circumference
126885289.3142
Area
1.2811874755589E+15
Volume
3.4497119015151E+22
Surface area
5.1247499022355E+15
Circumference
126885289.3142
Perimeter
80777684
Area
407814639525241
Diagonal
28559224.062472
Surface area
2446887837151446
Volume
8.235580520536E+21
Space diagonal
34977763.201436
Perimeter
60583263
Area
1.7658891893203E+14
Altitude
17488881.600718
Surface area
1.7658891893203E+14
Volume
9.705724721798E+20
Height
9519741.3541573