20046721 is an odd 8-digits composite number following 20046720
and preceding 20046722 . In scientific notation, it is written as 2.0046721 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19930672 positive integers (up to 20046721) that are relatively prime to 20046721.
20046721 has 4 divisors, whose sum is 20162772
The reverse of 20046721 is 12764002
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million forty-six thousand seven hundred twenty-one
Scientific notation
2.0046721 × 10^7
Engineering notation
2.0046721 × 10^6
Prime Factorization
173 × 115877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20046721
Product of the distinct prime numbers
The prime factorization of 20046721 is 173 × 115877.
Since it has a total of 2 prime factors.
7 , 6 , 57 , 76 , 180 , 726 , 6655 , 5614 , 11531 , 20981 , 817634 , 621237 , 9068803 , 93042 , 8985843 , 84286579 , 744280611 , 664446148 , 808980930 , 335688061
n×2
40093442
n×3
60140163
n×4
80186884
n×5
100233605
n÷2
10023360.5
n÷3
6682240.3333333
n÷3
5011680.25
n÷5
4009344.2
n2
401871022851841
n3
8.0561962730955E+21
n4
1.6150031900798E+29
n5
3.2375518365641E+36
2 √n
4477.3564745282
3 √n
271.65296446044
4 √n
66.913051600777
5 √n
28.867466415432
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
-20046720
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 20046721 can be divided by 4 positive divisors.
The sum of these divisors (counting 20046721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011110001110000001
3
Ternary
1101201110221011
4
Quaternary
1030132032001
5
Quinary
20112443341
6
Senary
1553400521
8
Octal
114361601
10
Decimal
20046721
12
Duodecimal
6869141
16
Hexadecimal
131e381
20
Vigesimal
655gg1
36
Base36
bxo5d
md5
3cb027f9b50a7c5a4b2d9f76633de755
sha1
0e4a1d71e0b8d36901f0ea7e25e4387f41f43349
sha256
505a0868b05b47552f3d8898b7fe8f1109b78fc1bdb4c760a13e035d2d3b1c26
sha512
16b97d83d1d7efd5a77b3ae62e027fb6bf47b74b880cd3d772f3e83b4082ccf6d3e4f330f17322d5b4b230b28f908d6165648a9a6eaaa4a7449b678f7a2c252b
ripemd-160
a200f1f1fd054eca4f09f808a3112351acc0e388
Diameter
40093442
Circumference
125957262.84433
Area
1.262515053082E+15
Volume
3.3745716036579E+22
Surface area
5.0500602123278E+15
Circumference
125957262.84433
Perimeter
80186884
Area
401871022851841
Diagonal
28350344.71931
Surface area
2411226137111046
Volume
8.0561962730955E+21
Space diagonal
34721939.297158
Perimeter
60140163
Area
1.7401525741727E+14
Altitude
17360969.648579
Surface area
1.7401525741727E+14
Volume
9.4943183587927E+20
Height
9450114.9064365