20320820 is an even 8-digits composite number following 20320819
and preceding 20320821 . In scientific notation, it is written as 2.0320820 × 10^7.
The sum of its digits is 17. It has a total of 4 prime factors and 12 positive divisors.
There are 7502976 positive integers (up to 20320820) that are relatively prime to 20320820.
20320820 has 12 divisors, whose sum is 36108996
The reverse of 20320820 is 02802302
Previous prime number is 65
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million three hundred twenty thousand eight hundred twenty
Scientific notation
2.0320820 × 10^7
Engineering notation
2.0320820 × 10^6
Prime Factorization
2 × 2 × 65 × 78157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10160410
Product of the distinct prime numbers
The prime factorization of 20320820 is 2 × 2 × 65 × 78157.
Since it has a total of 4 prime factors.
5 , 8 , 99 , 9 , 489 , 931 , 2146 , 2428 , 82294 , 14777 , 878506 , 909812 , 9859591 , 3657425 , 51614059 , 92001204 , 926447674 , 665392022 , 6106191099 , 1853714629
n×2
40641640
n×3
60962460
n×4
81283280
n×5
101604100
n÷2
10160410
n÷3
6773606.6666667
n÷3
5080205
n÷5
4064164
n2
412935725472400
n3
8.3911925488941E+21
n4
1.7051591337142E+29
n5
3.4650231827562E+36
2 √n
4507.8620209585
3 √n
272.88546855725
4 √n
67.140613796409
5 √n
28.945979205861
1 , 2 , 4 , 65 , 130 , 260 , 78157 , 156314 , 312628 , 5080205 , 10160410 , 20320820
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20320819
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20320820 can be divided by 12 positive divisors.
The sum of these divisors (counting 20320820) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101100001001000110100
3
Ternary
1102020101220222
4
Quaternary
1031201020310
5
Quinary
20200231240
6
Senary
2003313512
8
Octal
115411064
10
Decimal
20320820
12
Duodecimal
697b898
16
Hexadecimal
1361234
20
Vigesimal
670210
36
Base36
c3jn8
md5
bc7b418ae56d7aa8d3c8244ba9a8c55f
sha1
fd139936cbcfc40d8fab40f37abdd7ad900c0667
sha256
af4aae965e5169d6a8f28646f299af17e56efde1d9592f092d315b96da440d4f
sha512
d7c3d7c67126204d424a78d71905262786d1172cfa5ed104998a03a046810988d318a26f9a107876288555872ee1f8de0b4506b6b7fe1350ffac44ee507ab937
ripemd-160
54f395baefb5cc3e3dd83aa0d9942ac3aa7de1a9
Diameter
40641640
Circumference
127679477.65384
Area
1.2972758415489E+15
Volume
3.5148945155284E+22
Surface area
5.1891033661955E+15
Circumference
127679477.65384
Perimeter
81283280
Area
412935725472400
Diagonal
28737979.242542
Surface area
2477614352834400
Volume
8.3911925488941E+21
Space diagonal
35196692.691462
Perimeter
60962460
Area
1.7880641419463E+14
Altitude
17598346.345731
Surface area
1.7880641419463E+14
Volume
9.8891152559417E+20
Height
9579326.4141808