20320455 is an odd 8-digits composite number following 20320454
and preceding 20320456 . In scientific notation, it is written as 2.0320455 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 10818720 positive integers (up to 20320455) that are relatively prime to 20320455.
20320455 has 16 divisors, whose sum is 32569344
The reverse of 20320455 is 55402302
Previous prime number is 991
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million three hundred twenty thousand four hundred fifty-five
Scientific notation
2.0320455 × 10^7
Engineering notation
2.0320455 × 10^6
Prime Factorization
5 × 3 × 991 × 1367
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20320455
Product of the distinct prime numbers
The prime factorization of 20320455 is 5 × 3 × 991 × 1367.
Since it has a total of 4 prime factors.
8 , 4 , 63 , 54 , 358 , 835 , 8386 , 4178 , 51488 , 42020 , 197421 , 380559 , 8388568 , 5955776 , 23964550 , 38811793 , 380284589 , 701937378 , 4234980365 , 7923885268
n×2
40640910
n×3
60961365
n×4
81281820
n×5
101602275
n÷2
10160227.5
n÷3
6773485
n÷3
5080113.75
n÷5
4064091
n2
412920891407025
n3
8.3907403923963E+21
n4
1.7050366256037E+29
n5
3.4647120023932E+36
2 √n
4507.8215359528
3 √n
272.8838347027
4 √n
67.140312301573
5 √n
28.94587522031
1 , 3 , 5 , 15 , 991 , 1367 , 2973 , 4101 , 4955 , 6835 , 14865 , 20505 , 1354697 , 4064091 , 6773485 , 20320455
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20320454
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20320455 can be divided by 16 positive divisors.
The sum of these divisors (counting 20320455) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101100001000011000111
3
Ternary
1102020101102110
4
Quaternary
1031201003013
5
Quinary
20200223310
6
Senary
2003312103
8
Octal
115410307
10
Decimal
20320455
12
Duodecimal
697b633
16
Hexadecimal
13610c7
20
Vigesimal
67012f
36
Base36
c3jd3
md5
ea8ab19c3063dd510485739f54902c40
sha1
6531dc7b980f734e40a51d715860f8b559dd9059
sha256
e7d9396970cb1bd44ede8fc5c1a82d8733ce3d83320ff8e30d0c6ab2b1ae7b67
sha512
9c494a4ed433ecdbd6dcc98e14872a981ad83643f7c651ca906ad73be946305ac11e4cd77db1226442caebc276c50e65100c4b46a7aa7549c0313c15eafb04be
ripemd-160
62c1de1709e43ab8c5542ff953e14fb07a809339
Diameter
40640910
Circumference
127677184.2912
Area
1.2972292389581E+15
Volume
3.5147051166575E+22
Surface area
5.1889169558322E+15
Circumference
127677184.2912
Perimeter
81281820
Area
412920891407025
Diagonal
28737463.054592
Surface area
2477525348442150
Volume
8.3907403923963E+21
Space diagonal
35196060.492917
Perimeter
60961365
Area
1.787999908559E+14
Altitude
17598030.246459
Surface area
1.787999908559E+14
Volume
9.8885823843989E+20
Height
9579154.3515307