21008503 is an odd 8-digits prime number following 21008502
and preceding 21008504 . In scientific notation, it is written as 2.1008503 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 21008502 positive integers (up to 21008503) that are relatively prime to 21008503.
21008503 has 2 divisors, whose sum is 21008504
The reverse of 21008503 is 30580012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million eight thousand five hundred three
Scientific notation
2.1008503 × 10^7
Engineering notation
2.1008503 × 10^6
Prime Factorization
21008503
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21008503
Product of the distinct prime numbers
The prime factorization of 21008503 is 21008503.
Since it has a total of 1 prime factors.
6 , 10 , 84 , 61 , 811 , 195 , 6722 , 5234 , 1703 , 78037 , 903688 , 985486 , 371500 , 3339541 , 20410302 , 28920945 , 709333126 , 588472062 , 2426939551 , 9694275143
n×2
42017006
n×3
63025509
n×4
84034012
n×5
105042515
n÷2
10504251.5
n÷3
7002834.3333333
n÷3
5252125.75
n÷5
4201700.6
n2
441357198301009
n3
9.2722540245783E+21
n4
1.9479617649212E+29
n5
4.0923760582232E+36
2 √n
4583.5033544222
3 √n
275.92964933136
4 √n
67.701575715948
5 √n
29.139293740412
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21008504
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10504252
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4583.5034635091
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999048005
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21008503 can be divided by 2 positive divisors.
The sum of these divisors (counting 21008503) is 21008504, the average is 10504252.
Base
System
Value
2
Binary
1010000001001000001110111
3
Ternary
1110112100020201
4
Quaternary
1100021001313
5
Quinary
20334233003
6
Senary
2030141331
8
Octal
120110167
10
Decimal
21008503
12
Duodecimal
7051847
16
Hexadecimal
1409077
20
Vigesimal
6b6153
36
Base36
cia9j
md5
47ccff09c6d8ad8631d5d061ecaf44d3
sha1
c2bb1927da1138115768e9681c6007b3de25d979
sha256
d8c8354a8c3c4a73337c53a79a56a8219e05490ec1be34e3f73f0b7f3cce3cbc
sha512
a0a612bacf00fb85d35b8146a4223266ffb8142925b25a099d417229fefdc9349d567ab3483192ac9b05af40afffdd4c8064dfde06583dd25ad46e2cfe1192f4
ripemd-160
041eb2a7ba2e79e7cc79180b3c2f9233f0f8d5dd
Diameter
42017006
Circumference
132000317.37544
Area
1.3865645317914E+15
Volume
3.8839526834445E+22
Surface area
5.5462581271657E+15
Circumference
132000317.37544
Perimeter
84034012
Area
441357198301009
Diagonal
29710509.867756
Surface area
2648143189806054
Volume
9.2722540245783E+21
Space diagonal
36387794.586963
Perimeter
63025509
Area
1.911132729359E+14
Altitude
18193897.293482
Surface area
1.911132729359E+14
Volume
1.0927456162773E+21
Height
9903503.289252