21000503 is an odd 8-digits composite number following 21000502
and preceding 21000504 . In scientific notation, it is written as 2.1000503 × 10^7.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 20978760 positive integers (up to 21000503) that are relatively prime to 21000503.
21000503 has 4 divisors, whose sum is 21022248
The reverse of 21000503 is 30500012
Previous prime number is 1013
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty-one million five hundred three
Scientific notation
2.1000503 × 10^7
Engineering notation
2.1000503 × 10^6
Prime Factorization
1013 × 20731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21000503
Product of the distinct prime numbers
The prime factorization of 21000503 is 1013 × 20731.
Since it has a total of 2 prime factors.
10 , 2 , 88 , 4 , 682 , 89 , 7618 , 3785 , 8419 , 86526 , 867653 , 922395 , 2871576 , 7956179 , 15712985 , 19138186 , 838001649 , 546489900 , 9815921255 , 8075089728
n×2
42001006
n×3
63001509
n×4
84002012
n×5
105002515
n÷2
10500251.5
n÷3
7000167.6666667
n÷3
5250125.75
n÷5
4200100.6
n2
441021126253009
n3
9.2616654849397E+21
n4
1.9449963380147E+29
n5
4.0845901431467E+36
2 √n
4582.6305764266
3 √n
275.89462038062
4 √n
67.695129635939
5 √n
29.137074164216
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
-21000502
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 21000503 can be divided by 4 positive divisors.
The sum of these divisors (counting 21000503) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111000100110111
3
Ternary
1110111221021102
4
Quaternary
1100013010313
5
Quinary
20334004003
6
Senary
2030040315
8
Octal
120070467
10
Decimal
21000503
12
Duodecimal
704909b
16
Hexadecimal
1407137
20
Vigesimal
6b5153
36
Base36
ci43b
md5
004071e2c2bfe284ed98792bc7a685fe
sha1
dcb8729ea8a6abe3fda03a5157447604b0f87859
sha256
9f149e62574fee262bf32e099904a1e6862c019936c81a8d5b468d131da957f1
sha512
26e1996e9eb57ab6de8fc3ef5d48c2ce610f72a6a57c5d4ec34b2fd76e9619f71d22fa3b05c8bfe56ebd1af514dac2aa173b81dc3a76c90c587d66d46b5ba6e9
ripemd-160
5b978d48e90c7ecd5c433b2fba2b5595df416379
Diameter
42001006
Circumference
131950051.89298
Area
1.3855087303143E+15
Volume
3.8795173663324E+22
Surface area
5.5420349212574E+15
Circumference
131950051.89298
Perimeter
84002012
Area
441021126253009
Diagonal
29699196.159257
Surface area
2646126757518054
Volume
9.2616654849397E+21
Space diagonal
36373938.180503
Perimeter
63001509
Area
1.9096774947036E+14
Altitude
18186969.090251
Surface area
1.9096774947036E+14
Volume
1.0914977449137E+21
Height
9899732.0530856