20308812 is an even 8-digits composite number following 20308811
and preceding 20308813 . In scientific notation, it is written as 2.0308812 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 24 positive divisors.
There are 6307840 positive integers (up to 20308812) that are relatively prime to 20308812.
20308812 has 24 divisors, whose sum is 36599472
The reverse of 20308812 is 21880302
Previous prime number is 113
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million three hundred eight thousand eight hundred twelve
Scientific notation
2.0308812 × 10^7
Engineering notation
2.0308812 × 10^6
Prime Factorization
2 × 2 × 51 × 113 × 881
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10154406
Product of the distinct prime numbers
The prime factorization of 20308812 is 2 × 2 × 51 × 113 × 881.
Since it has a total of 5 prime factors.
5 , 1 , 22 , 11 , 171 , 399 , 5017 , 761 , 14461 , 29244 , 109070 , 515719 , 3085553 , 2152315 , 14455663 , 65076473 , 390266409 , 157412972 , 7730608810 , 1538065289
n×2
40617624
n×3
60926436
n×4
81235248
n×5
101544060
n÷2
10154406
n÷3
6769604
n÷3
5077203
n÷5
4061762.4
n2
412447844851344
n3
8.3763257408911E+21
n4
1.7011322472252E+29
n5
3.4547974996034E+36
2 √n
4506.5299288921
3 √n
272.83170671162
4 √n
67.130692897452
5 √n
28.942557439366
1 , 2 , 4 , 51 , 102 , 113 , 204 , 226 , 452 , 881 , 1762 , 3524 , 5763 , 11526 , 23052 , 44931 , 89862 , 99553 , 179724 , 199106 , 398212 , 5077203 , 10154406 , 20308812
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20308811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20308812 can be divided by 24 positive divisors.
The sum of these divisors (counting 20308812) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101011110001101001100
3
Ternary
1102012210110020
4
Quaternary
1031132031030
5
Quinary
20144340222
6
Senary
2003142140
8
Octal
115361514
10
Decimal
20308812
12
Duodecimal
6974950
16
Hexadecimal
135e34c
20
Vigesimal
66ic0c
36
Base36
c3ado
md5
1dd60b1a4f4b235c3b3e0a575fdfab16
sha1
83c9212a59bd8b384b62e8e6d9288b38c8b2152f
sha256
a3409e2aa2e60fe5a9cd75a56461e2471d5e0ee38cd51fc083461b18d3c31087
sha512
5fb119081f25fe378cad43b18f37b6c649220ff5eebe8362cc3341485650baa9f559650a8ca411d0006b5e7026b21768f7381f9599ab711bf936181b61df6039
ripemd-160
6d257724def18d83e62b4727a6409e545860edc1
Diameter
40617624
Circumference
127604029.16467
Area
1.2957431193739E+15
Volume
3.5086671215545E+22
Surface area
5.1829724774957E+15
Circumference
127604029.16467
Perimeter
81235248
Area
412447844851344
Diagonal
28720997.366085
Surface area
2474687069108064
Volume
8.3763257408911E+21
Space diagonal
35175894.225365
Perimeter
60926436
Area
1.785951556887E+14
Altitude
17587947.112682
Surface area
1.785951556887E+14
Volume
9.8715945546859E+20
Height
9573665.7886952