20431321 is an odd 8-digits composite number following 20431320
and preceding 20431322 . In scientific notation, it is written as 2.0431321 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 19956132 positive integers (up to 20431321) that are relatively prime to 20431321.
20431321 has 4 divisors, whose sum is 20906512
The reverse of 20431321 is 12313402
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million four hundred thirty-one thousand three hundred twenty-one
Scientific notation
2.0431321 × 10^7
Engineering notation
2.0431321 × 10^6
Prime Factorization
43 × 475147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20431321
Product of the distinct prime numbers
The prime factorization of 20431321 is 43 × 475147.
Since it has a total of 2 prime factors.
6 , 7 , 95 , 12 , 819 , 138 , 5970 , 5032 , 1694 , 21958 , 782880 , 946580 , 8318218 , 1096196 , 22708735 , 71442090 , 484428450 , 621886718 , 106153155 , 9638686697
n×2
40862642
n×3
61293963
n×4
81725284
n×5
102156605
n÷2
10215660.5
n÷3
6810440.3333333
n÷3
5107830.25
n÷5
4086264.2
n2
417438877805041
n3
8.5288277103146E+21
n4
1.7425521670313E+29
n5
3.5602642683863E+36
2 √n
4520.1018793828
3 √n
273.37920887077
4 √n
67.23170293383
5 √n
28.977391569954
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
-20431320
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 20431321 can be divided by 4 positive divisors.
The sum of these divisors (counting 20431321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101111100000111011001
3
Ternary
1102110000111121
4
Quaternary
1031330013121
5
Quinary
20212300241
6
Senary
2005525241
8
Octal
115740731
10
Decimal
20431321
12
Duodecimal
6a13821
16
Hexadecimal
137c1d9
20
Vigesimal
67di61
36
Base36
c5wwp
md5
c616b2d99aa503a5d24cf827e7da062a
sha1
2ed68fac15789b3a85dbfb879a2de8681aec1a1e
sha256
42a5b1eeaccb0652d56ae0b5a24733cef6a56ea73c34f1e809686eba544aa534
sha512
aa83e13c2ecd6ece1ed216cfc0757ea4404e7849904e1ce4899b4c41c26c4250b3c9ebd27710a8cf9535e79f43600c56eea481f4f0b7fc579ac110c57c5468af
ripemd-160
8ea612f56ffb95538ca6a1e19a04ae48a7a1a23c
Diameter
40862642
Circumference
128373775.91347
Area
1.3114229118351E+15
Volume
3.5725469971276E+22
Surface area
5.2456916473403E+15
Circumference
128373775.91347
Perimeter
81725284
Area
417438877805041
Diagonal
28894251.255398
Surface area
2504633266830246
Volume
8.5288277103146E+21
Space diagonal
35388086.037749
Perimeter
61293963
Area
1.8075633635322E+14
Altitude
17694043.018874
Surface area
1.8075633635322E+14
Volume
1.0051319849225E+21
Height
9631417.0851327