20803493 is an odd 8-digits composite number following 20803492
and preceding 20803494 . In scientific notation, it is written as 2.0803493 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20588928 positive integers (up to 20803493) that are relatively prime to 20803493.
20803493 has 4 divisors, whose sum is 21018060
The reverse of 20803493 is 39430802
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred three thousand four hundred ninety-three
Scientific notation
2.0803493 × 10^7
Engineering notation
2.0803493 × 10^6
Prime Factorization
97 × 214469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20803493
Product of the distinct prime numbers
The prime factorization of 20803493 is 97 × 214469.
Since it has a total of 2 prime factors.
5 , 3 , 72 , 82 , 534 , 458 , 4039 , 8866 , 79060 , 28768 , 675528 , 373971 , 6069687 , 3004631 , 5983118 , 26282611 , 805134166 , 83543335 , 6153376102 , 2579955175
n×2
41606986
n×3
62410479
n×4
83213972
n×5
104017465
n÷2
10401746.5
n÷3
6934497.6666667
n÷3
5200873.25
n÷5
4160698.6
n2
432785321001049
n3
9.0034463959481E+21
n4
1.8730313407398E+29
n5
3.8965594385861E+36
2 √n
4561.0846297783
3 √n
275.02916715429
4 √n
67.535802577435
5 √n
29.082199694032
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20803492
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20803493 can be divided by 4 positive divisors.
The sum of these divisors (counting 20803493) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010110111110100101
3
Ternary
1110010221000202
4
Quaternary
1033112332211
5
Quinary
20311202433
6
Senary
2021520245
8
Octal
117267645
10
Decimal
20803493
12
Duodecimal
6b73085
16
Hexadecimal
13d6fa5
20
Vigesimal
6a08ed
36
Base36
cdw2t
md5
6c55bb0a61e8d559349d45038ea4e1d7
sha1
200702fbc749e2276f2b70b8d2797bbe3933ab08
sha256
eadd81f012b266da4c0f6358a27a50e4183cece67bc04e6513e7c68892b1fe6c
sha512
3564d6f436ee4db78b266e7b096a6eed8e1936fe689324a4dd6b622331059054958844c3e7ad32817d4762051d64c10db02a4ada6cd17cfc8d41fec4aba31d3e
ripemd-160
99a97e99c8d0321d5ba49e6d7b12cd28094e5fd0
Diameter
41606986
Circumference
130712201.55561
Area
1.3596351850384E+15
Volume
3.7713548072667E+22
Surface area
5.4385407401536E+15
Circumference
130712201.55561
Perimeter
83213972
Area
432785321001049
Diagonal
29420581.945334
Surface area
2596711926006294
Volume
9.0034463959481E+21
Space diagonal
36032706.850903
Perimeter
62410479
Area
1.8740154118596E+14
Altitude
18016353.425452
Surface area
1.8740154118596E+14
Volume
1.0610663334374E+21
Height
9806860.6484446