21252903 is an odd 8-digits composite number following 21252902
and preceding 21252904 . In scientific notation, it is written as 2.1252903 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 12144504 positive integers (up to 21252903) that are relatively prime to 21252903.
21252903 has 4 divisors, whose sum is 22264968
The reverse of 21252903 is 30925212
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million two hundred fifty-two thousand nine hundred three
Scientific notation
2.1252903 × 10^7
Engineering notation
2.1252903 × 10^6
Prime Factorization
21 × 1012043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21252903
Product of the distinct prime numbers
The prime factorization of 21252903 is 21 × 1012043.
Since it has a total of 2 prime factors.
9 , 8 , 80 , 13 , 561 , 982 , 8599 , 7631 , 65856 , 96036 , 250344 , 672038 , 615050 , 9298170 , 9413684 , 57988467 , 496992308 , 392416640 , 4382131321 , 5723980725
n×2
42505806
n×3
63758709
n×4
85011612
n×5
106264515
n÷2
10626451.5
n÷3
7084301
n÷3
5313225.75
n÷5
4250580.6
n2
451685885927409
n3
9.5996363200843E+21
n4
2.0402013954603E+29
n5
4.3360202358182E+36
2 √n
4610.0870924528
3 √n
276.99552530491
4 √n
67.897622141374
5 √n
29.206778161464
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
-21252902
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 21252903 can be divided by 4 positive divisors.
The sum of these divisors (counting 21252903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001000100101100100111
3
Ternary
1110222202111120
4
Quaternary
1101010230213
5
Quinary
20420043103
6
Senary
2035305023
8
Octal
121045447
10
Decimal
21252903
12
Duodecimal
714b173
16
Hexadecimal
1444b27
20
Vigesimal
6cgc53
36
Base36
cniuf
md5
53feffd714309d77def516273695c1a6
sha1
c72fedefc35a8289e90cfaedcb0a11a8d9504c8e
sha256
a062b7e259bd939a6459e2e511e51723e172d15d7c462b5a57cabb4d505b1e8f
sha512
21a90150cad87baf93c9cf4485d80722b511d034c8216892f89b82e6d8a731fd71072f7122f5181aa7d19d098aa5ab1ffd2a6c21d1e85ba0f4571a7e0a120159
ripemd-160
4bc11bbb79fdc82f874cfd6526f658c9e8d381e5
Diameter
42505806
Circumference
133535927.86451
Area
1.4190130609597E+15
Volume
4.0210862587081E+22
Surface area
5.676052243839E+15
Circumference
133535927.86451
Perimeter
85011612
Area
451685885927409
Diagonal
30056143.6624
Surface area
2710115315564454
Volume
9.5996363200843E+21
Space diagonal
36811107.804333
Perimeter
63758709
Area
1.9558572587201E+14
Altitude
18405553.902167
Surface area
1.9558572587201E+14
Volume
1.1313279898094E+21
Height
10018714.554133