20331805 is an odd 8-digits composite number following 20331804
and preceding 20331806 . In scientific notation, it is written as 2.0331805 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 13996800 positive integers (up to 20331805) that are relatively prime to 20331805.
20331805 has 16 divisors, whose sum is 26449920
The reverse of 20331805 is 50813302
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million three hundred thirty-one thousand eight hundred five
Scientific notation
2.0331805 × 10^7
Engineering notation
2.0331805 × 10^6
Prime Factorization
5 × 1919 × 13 × 163
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20331805
Product of the distinct prime numbers
The prime factorization of 20331805 is 5 × 1919 × 13 × 163.
Since it has a total of 4 prime factors.
4 , 1 , 67 , 64 , 423 , 414 , 3210 , 6772 , 71445 , 34388 , 148701 , 998124 , 8503681 , 929903 , 77566177 , 95213468 , 655651840 , 614928507 , 1825809290 , 4051990711
n×2
40663610
n×3
60995415
n×4
81327220
n×5
101659025
n÷2
10165902.5
n÷3
6777268.3333333
n÷3
5082951.25
n÷5
4066361
n2
413382294558025
n3
8.4048082034063E+21
n4
1.7088492145406E+29
n5
3.4743989004442E+36
2 √n
4509.080283162
3 √n
272.93463171241
4 √n
67.149685651997
5 √n
28.949108044642
1 , 5 , 13 , 65 , 163 , 815 , 1919 , 2119 , 9595 , 10595 , 24947 , 124735 , 312797 , 1563985 , 4066361 , 20331805
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
-20331804
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 20331805 can be divided by 16 positive divisors.
The sum of these divisors (counting 20331805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101100011110100011101
3
Ternary
1102020221222211
4
Quaternary
1031203310131
5
Quinary
20201104210
6
Senary
2003440421
8
Octal
115436435
10
Decimal
20331805
12
Duodecimal
6986111
16
Hexadecimal
1363d1d
20
Vigesimal
6719a5
36
Base36
c3s4d
md5
dabc8c67d30692d1202c65fab3749cd3
sha1
ffb48f6ddb0b54b124305e0c9578a69c12c54345
sha256
b39306348de24b7c8260a7748aea69c915f84bf1afe16f10f36eca4352ee5acb
sha512
f32e99b10c62da34d08bea3552c361706f6b02530ca8e6f8a1224197ad3b2b96fe1677d86cd450c964c56ff62adbbfd13bc024ca4a1b0a49cae8b69a44a35205
ripemd-160
794e51b846a1a51bb32851147f650f8bb517758a
Diameter
40663610
Circumference
127748498.44444
Area
1.2986787797076E+15
Volume
3.5205978275537E+22
Surface area
5.1947151188303E+15
Circumference
127748498.44444
Perimeter
81327220
Area
413382294558025
Diagonal
28753514.378525
Surface area
2480293767348150
Volume
8.4048082034063E+21
Space diagonal
35215719.269583
Perimeter
60995415
Area
1.7899978428098E+14
Altitude
17607859.634791
Surface area
1.7899978428098E+14
Volume
9.9051614586682E+20
Height
9584504.7928417