21363989 is an odd 8-digits prime number following 21363988
and preceding 21363990 . In scientific notation, it is written as 2.1363989 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 21363988 positive integers (up to 21363989) that are relatively prime to 21363989.
21363989 has 2 divisors, whose sum is 21363990
The reverse of 21363989 is 98936312
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
twenty-one million three hundred sixty-three thousand nine hundred eighty-nine
Scientific notation
2.1363989 × 10^7
Engineering notation
2.1363989 × 10^6
Prime Factorization
21363989
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21363989 Product of the distinct prime numbers
The prime factorization of 21363989 is 21363989.
Since it has a total of 1 prime factors.
3 , 6 , 51 , 56 , 74 , 776 , 5014 , 389 , 66717 , 17796 , 224378 , 256717 , 5626300 , 578344 , 41349978 , 16288792 , 498980032 , 807155146 , 2708950180 , 5758307077
n×2
42727978
n×3
64091967
n×4
85455956
n×5
106819945
n÷2
10681994.5
n÷3
7121329.6666667
n÷3
5340997.25
n÷5
4272797.8
n2
456420025992121
n3
9.7509524146754E+21
n4
2.0831924012665E+29
n5
4.4505299545541E+36
2 √n4622.1195354512
3 √n277.47729273385
4 √n67.986171648735
5 √n29.237246488615
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21363990 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10681995 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4622.1196436267 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999063845 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21363989 can be divided by 2 positive divisors.
The sum of these divisors (counting 21363989) is 21363990, the average is 10681995.
Base
System
Value
2
Binary
1010001011111110100010101
3
Ternary
1111012101212212
4
Quaternary
1101133310111
5
Quinary
20432121424
6
Senary
2041523205
8
Octal
121376425
10
Decimal
21363989
12
Duodecimal
71a3505
16
Hexadecimal
145fd15
20
Vigesimal
6da9j9
36
Base36
cpwk5
md5
17f38d1b17a55f7f4936882180eb9fd1
sha1
06619681ece02294e2daa8f86ae244652378c5ab
sha256
67acb8f7c10002620d1792169a6a8a434b000701b1e3616f048492107ff792bd
sha512
6cc7bb59a33cdddb1426ac232c20cec41c6ae398c75b57228d1943786a7ce5571ab1401afc14508d0a73ba4644b29be498fc0350a30df2dd51674a2faa1e2c8a
ripemd-160
d9e0697b0139862788dd17f346dd2fda787284a1
Diameter
42727978
Circumference
134233901.78755
Area
1.4338858006081E+15
Volume
4.084469396193E+22
Surface area
5.7355432024324E+15
Circumference
134233901.78755
Perimeter
85455956
Area
456420025992121
Diagonal
30213242.99019
Surface area
2738520155952726
Volume
9.7509524146754E+21
Space diagonal
37003514.400343
Perimeter
64091967
Area
1.9763566865257E+14
Altitude
18501757.200171
Surface area
1.9763566865257E+14
Volume
1.1491607625741E+21
Height
10071080.99673