20080812 is an even 8-digits composite number following 20080811
and preceding 20080813 . In scientific notation, it is written as 2.0080812 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 6693600 positive integers (up to 20080812) that are relatively prime to 20080812.
20080812 has 12 divisors, whose sum is 46855256
The reverse of 20080812 is 21808002
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million eighty thousand eight hundred twelve
Scientific notation
2.0080812 × 10^7
Engineering notation
2.0080812 × 10^6
Prime Factorization
2 × 2 × 3 × 1673401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10040406
Product of the distinct prime numbers
The prime factorization of 20080812 is 2 × 2 × 3 × 1673401.
Since it has a total of 4 prime factors.
4 , 9 , 49 , 15 , 647 , 892 , 5105 , 7824 , 93254 , 84156 , 450065 , 275675 , 5672228 , 1900494 , 33388502 , 51686227 , 152780953 , 854359296 , 2063603548 , 3297737619
n×2
40161624
n×3
60242436
n×4
80323248
n×5
100404060
n÷2
10040406
n÷3
6693604
n÷3
5020203
n÷5
4016162.4
n2
403239010579344
n3
8.0973667625098E+21
n4
1.6260169965301E+29
n5
3.2651741616125E+36
2 √n
4481.1619028997
3 √n
271.80686621371
4 √n
66.941481182446
5 √n
28.877278015547
1 , 2 , 3 , 4 , 6 , 12 , 1673401 , 3346802 , 5020203 , 6693604 , 10040406 , 20080812
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
-20080811
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 20080812 can be divided by 12 positive divisors.
The sum of these divisors (counting 20080812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100100110100010101100
3
Ternary
1101210012200210
4
Quaternary
1030212202230
5
Quinary
20120041222
6
Senary
1554222420
8
Octal
114464254
10
Decimal
20080812
12
Duodecimal
6884a10
16
Hexadecimal
13268ac
20
Vigesimal
65a20c
36
Base36
byegc
md5
2d9c15ef63f94346ac9441be473ff15e
sha1
56a41c14ae1795e8155444fcc3229126b8caf097
sha256
ddf0641e4d1b736920cede6e6e171ce05d6554d1f9bc9909caf400fe95ac5e22
sha512
240a7c2d5ce7b8cca5aba7eae0f0f1986e6fdb745179227339b24fe8703f6b56e5d65eb07f74e38e9e7a509bbb8b5f25b8c178dd4862088319c52986c199fe3a
ripemd-160
1c7ee8492401a384cb1d8847dfda805be9dc4f17
Diameter
40161624
Circumference
126171462.91464
Area
1.2668127132769E+15
Volume
3.3918170579364E+22
Surface area
5.0672508531075E+15
Circumference
126171462.91464
Perimeter
80323248
Area
403239010579344
Diagonal
28398556.673864
Surface area
2419434063476064
Volume
8.0973667625098E+21
Space diagonal
34780986.641239
Perimeter
60242436
Area
1.7460761347931E+14
Altitude
17390493.320619
Surface area
1.7460761347931E+14
Volume
9.5428382458754E+20
Height
9466185.5579548