20803490 is an even 8-digits composite number following 20803489
and preceding 20803491 . In scientific notation, it is written as 2.0803490 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 8321392 positive integers (up to 20803490) that are relatively prime to 20803490.
20803490 has 8 divisors, whose sum is 37446300
The reverse of 20803490 is 09430802
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million eight hundred three thousand four hundred ninety
Scientific notation
2.0803490 × 10^7
Engineering notation
2.0803490 × 10^6
Prime Factorization
2 × 5 × 2080349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20803490
Product of the distinct prime numbers
The prime factorization of 20803490 is 2 × 5 × 2080349.
Since it has a total of 3 prime factors.
7 , 7 , 75 , 8 , 894 , 671 , 8843 , 9920 , 24358 , 99446 , 68300 , 825013 , 3697534 , 8773273 , 20468461 , 35429903 , 682271451 , 22262753 , 171635193 , 3035938081
n×2
41606980
n×3
62410470
n×4
83213960
n×5
104017450
n÷2
10401745
n÷3
6934496.6666667
n÷3
5200872.5
n÷5
4160698
n2
432785196180100
n3
9.0034425008807E+21
n4
1.8730302603265E+29
n5
3.8965566290399E+36
2 √n
4561.0843009092
3 √n
275.02915393395
4 √n
67.535800142659
5 √n
29.082198855263
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20803489
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20803490 can be divided by 8 positive divisors.
The sum of these divisors (counting 20803490) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010110111110100010
3
Ternary
1110010221000122
4
Quaternary
1033112332202
5
Quinary
20311202430
6
Senary
2021520242
8
Octal
117267642
10
Decimal
20803490
12
Duodecimal
6b73082
16
Hexadecimal
13d6fa2
20
Vigesimal
6a08ea
36
Base36
cdw2q
md5
736716a82ee94075537f6c4ed0a2b380
sha1
2305828e4270552be17132005f6ccd628ebb1853
sha256
6777ad78d8d7b794cf1be76e0f7e6793f3d37a53d0f073dd2b5c6fb04a318967
sha512
e024ec8432925f96be22e2b0dfda292a2463ef4bca99de7f8baee6712e1067e0ec2e0952588fa8f5841a081f60c222cac5202875d75eb2cf88ee953149998b47
ripemd-160
b8bdde3d4413226178a5a75ac336e79e63e70456
Diameter
41606980
Circumference
130712182.70606
Area
1.3596347929018E+15
Volume
3.7713531757047E+22
Surface area
5.4385391716073E+15
Circumference
130712182.70606
Perimeter
83213960
Area
432785196180100
Diagonal
29420577.702693
Surface area
2596711177080600
Volume
9.0034425008807E+21
Space diagonal
36032701.654751
Perimeter
62410470
Area
1.874014871369E+14
Altitude
18016350.827376
Surface area
1.874014871369E+14
Volume
1.0610658743993E+21
Height
9806859.234231