20447213 is an odd 8-digits composite number following 20447212
and preceding 20447214 . In scientific notation, it is written as 2.0447213 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20365500 positive integers (up to 20447213) that are relatively prime to 20447213.
20447213 has 4 divisors, whose sum is 20528928
The reverse of 20447213 is 31274402
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred forty-seven thousand two hundred thirteen
Scientific notation
2.0447213 × 10^7
Engineering notation
2.0447213 × 10^6
Prime Factorization
251 × 81463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20447213
Product of the distinct prime numbers
The prime factorization of 20447213 is 251 × 81463.
Since it has a total of 2 prime factors.
1 , 2 , 98 , 93 , 545 , 659 , 4289 , 6380 , 8551 , 55654 , 606322 , 291762 , 4274642 , 3013312 , 17437867 , 79584404 , 565446372 , 906415095 , 9637644057 , 7774594361
n×2
40894426
n×3
61341639
n×4
81788852
n×5
102236065
n÷2
10223606.5
n÷3
6815737.6666667
n÷3
5111803.25
n÷5
4089442.6
n2
418088519467369
n3
8.5487450104039E+21
n4
1.7479801011042E+29
n5
3.5741321447038E+36
2 √n
4521.8594626547
3 √n
273.45007093009
4 √n
67.244772753387
5 √n
28.98189803819
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
-20447212
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 20447213 can be divided by 4 positive divisors.
The sum of these divisors (counting 20447213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101111111111111101101
3
Ternary
1102110211022012
4
Quaternary
1031333333231
5
Quinary
20213302323
6
Senary
2010131005
8
Octal
115777755
10
Decimal
20447213
12
Duodecimal
6a20a65
16
Hexadecimal
137ffed
20
Vigesimal
67fi0d
36
Base36
c6965
md5
5d072cf262be67295c0b67824ab2fcc5
sha1
597d0387df2eef48dec7b5c36fe6b98f6e6a0fcf
sha256
2fb204e4737cc589c27b144ff9bde2c95eb694b88b5116178b578d77bae03b6c
sha512
a946c26520c35e87b7fb807f44cdd71162f8e856f17a6829a76bf0e8841a160dabeaf8c5ad490edc2820193759e989b88e3d9cb66f2f42492541ac334d38cbad
ripemd-160
734b4aa949001c07d8089d7da0107b309b168be4
Diameter
40894426
Circumference
128473628.29437
Area
1.3134638213089E+15
Volume
3.5808899362797E+22
Surface area
5.2538552852357E+15
Circumference
128473628.29437
Perimeter
81788852
Area
418088519467369
Diagonal
28916725.937331
Surface area
2508531116804214
Volume
8.5487450104039E+21
Space diagonal
35415611.789183
Perimeter
61341639
Area
1.8103763944468E+14
Altitude
17707805.894591
Surface area
1.8103763944468E+14
Volume
1.0074792612485E+21
Height
9638908.6457772