21302309 is an odd 8-digits composite number following 21302308
and preceding 21302310 . In scientific notation, it is written as 2.1302309 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 16953216 positive integers (up to 21302309) that are relatively prime to 21302309.
21302309 has 16 divisors, whose sum is 25920000
The reverse of 21302309 is 90320312
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million three hundred two thousand three hundred nine
Scientific notation
2.1302309 × 10^7
Engineering notation
2.1302309 × 10^6
Prime Factorization
17 × 749 × 7 × 239
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21302309
Product of the distinct prime numbers
The prime factorization of 21302309 is 17 × 749 × 7 × 239.
Since it has a total of 4 prime factors.
5 , 5 , 86 , 78 , 748 , 462 , 3881 , 9972 , 33584 , 16405 , 359369 , 708705 , 472667 , 2062593 , 20211167 , 45489088 , 692093256 , 790100248 , 1547648518 , 5898319279
n×2
42604618
n×3
63906927
n×4
85209236
n×5
106511545
n÷2
10651154.5
n÷3
7100769.6666667
n÷3
5325577.25
n÷5
4260461.8
n2
453788368731481
n3
9.6667400513239E+21
n4
2.0592388359598E+29
n5
4.3866541988416E+36
2 √n
4615.4424489966
3 √n
277.21000031942
4 √n
67.937047691202
5 √n
29.220344780195
1 , 7 , 17 , 119 , 239 , 749 , 1673 , 4063 , 5243 , 12733 , 28441 , 89131 , 179011 , 1253077 , 3043187 , 21302309
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21302308
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21302309 can be divided by 16 positive divisors.
The sum of these divisors (counting 21302309) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001010000110000100101
3
Ternary
1111002021021102
4
Quaternary
1101100300211
5
Quinary
20423133214
6
Senary
2040325445
8
Octal
121206045
10
Decimal
21302309
12
Duodecimal
7173885
16
Hexadecimal
1450c25
20
Vigesimal
6d2ff9
36
Base36
cokyt
md5
2baabe0d0f7421284e52304998ad0b14
sha1
c67f3d675d1e4fab818838752d7b8492842c98ad
sha256
40220d082f1ad48228389121a5a8462107d177f94c17ec8ffa51662afc3cf2de
sha512
c94098d63d62abbe7820ac452c95a1d2f615828fca39badfb799d06414c5e6afd9e30bf1f598ae3f4988cb9655d6c71377e281a812039033b6fd39be8861c263
ripemd-160
2dfabf131174c20afb34345c04a082d29d1a3e5d
Diameter
42604618
Circumference
133846354.9178
Area
1.4256182054913E+15
Volume
4.0491946039202E+22
Surface area
5.7024728219653E+15
Circumference
133846354.9178
Perimeter
85209236
Area
453788368731481
Diagonal
30126014.297662
Surface area
2722730212388886
Volume
9.6667400513239E+21
Space diagonal
36896681.506532
Perimeter
63906927
Area
1.9649612763168E+14
Altitude
18448340.753266
Surface area
1.9649612763168E+14
Volume
1.1392362403765E+21
Height
10042004.765887