21309623 is an odd 8-digits prime number following 21309622
and preceding 21309624 . In scientific notation, it is written as 2.1309623 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 21309622 positive integers (up to 21309623) that are relatively prime to 21309623.
21309623 has 2 divisors, whose sum is 21309624
The reverse of 21309623 is 32690312
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred nine thousand six hundred twenty-three
Scientific notation
2.1309623 × 10^7
Engineering notation
2.1309623 × 10^6
Prime Factorization
21309623
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21309623
Product of the distinct prime numbers
The prime factorization of 21309623 is 21309623.
Since it has a total of 1 prime factors.
5 , 7 , 58 , 71 , 634 , 680 , 2597 , 2296 , 11465 , 20643 , 835055 , 292236 , 2392143 , 8626669 , 54299405 , 17673814 , 863747689 , 805303548 , 8543279400 , 3721675885
n×2
42619246
n×3
63928869
n×4
85238492
n×5
106548115
n÷2
10654811.5
n÷3
7103207.6666667
n÷3
5327405.75
n÷5
4261924.6
n2
454100032402129
n3
9.6767004947772E+21
n4
2.0620683942761E+29
n5
4.394190008224E+36
2 √n
4616.2347210687
3 √n
277.24172273259
4 √n
67.942878369029
5 √n
29.222351025212
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21309624
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10654812
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4616.2348293821
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999061457
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21309623 can be divided by 2 positive divisors.
The sum of these divisors (counting 21309623) is 21309624, the average is 10654812.
Base
System
Value
2
Binary
1010001010010100010110111
3
Ternary
1111002122022022
4
Quaternary
1101102202313
5
Quinary
20423401443
6
Senary
2040423355
8
Octal
121224267
10
Decimal
21309623
12
Duodecimal
7177b5b
16
Hexadecimal
14528b7
20
Vigesimal
6d3e13
36
Base36
coqlz
md5
5017b8e9b9a4e78cd8023f70409886b9
sha1
c51b0f0b697b141ed15a6b809ef6e1eca15dbeea
sha256
6e8a1b3922dbcc60558e133d7980750f84aeea887a4bb8daa3d2592d728f72b1
sha512
e3b95e93649be91944436c317c4dc31638ab49fc1480c3b1f2a2d2c9be857f399ae2bfd0f7256705ebf6b2477f1bfa4202239953672d80fe20055de213a4161c
ripemd-160
ca3317aa61ff4f1df23fc66c1c0f3cf4eda02840
Diameter
42619246
Circumference
133892310.13514
Area
1.4265973257894E+15
Volume
4.0533668247174E+22
Surface area
5.7063893031577E+15
Circumference
133892310.13514
Perimeter
85238492
Area
454100032402129
Diagonal
30136357.855658
Surface area
2724600194412774
Volume
9.6767004947772E+21
Space diagonal
36909349.726138
Perimeter
63928869
Area
1.9663108195979E+14
Altitude
18454674.863069
Surface area
1.9663108195979E+14
Volume
1.1404100898947E+21
Height
10045452.618553