21230005 is an odd 8-digits composite number following 21230004
and preceding 21230006 . In scientific notation, it is written as 2.1230005 × 10^7.
The sum of its digits is 13. It has a total of 3 prime factors and 8 positive divisors.
There are 16569600 positive integers (up to 21230005) that are relatively prime to 21230005.
21230005 has 8 divisors, whose sum is 26097624
The reverse of 21230005 is 50003212
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million two hundred thirty thousand five
Scientific notation
2.1230005 × 10^7
Engineering notation
2.1230005 × 10^6
Prime Factorization
5 × 41 × 103561
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21230005
Product of the distinct prime numbers
The prime factorization of 21230005 is 5 × 41 × 103561.
Since it has a total of 3 prime factors.
6 , 5 , 8 , 56 , 649 , 444 , 4056 , 6901 , 50581 , 85543 , 41538 , 853311 , 5058087 , 2667926 , 27896765 , 27798142 , 843435027 , 154591500 , 6839682030 , 4120182899
n×2
42460010
n×3
63690015
n×4
84920020
n×5
106150025
n÷2
10615002.5
n÷3
7076668.3333333
n÷3
5307501.25
n÷5
4246001
n2
450713112300025
n3
9.5686416276951E+21
n4
2.0314230959917E+29
n5
4.312712248502E+36
2 √n
4607.6029559848
3 √n
276.89601069947
4 √n
67.879326425539
5 √n
29.200481937269
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21230004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21230005 can be divided by 8 positive divisors.
The sum of these divisors (counting 21230005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111111000110110101
3
Ternary
1110221121002111
4
Quaternary
1100333012311
5
Quinary
20413330010
6
Senary
2035011021
8
Octal
120770665
10
Decimal
21230005
12
Duodecimal
7139a71
16
Hexadecimal
143f1b5
20
Vigesimal
6cdf05
36
Base36
cn16d
md5
133cc822c3a6d526d87a23d78d3e71bc
sha1
ff905356517e0112fc1c6ba04ca4505cedd8ae0d
sha256
21f81161467d2e4174769e186e66462addf65b130bcfe449d8c1f3e6ba027a67
sha512
3273c4b67137830a4982f35e34c7bff50d72e08f5fdce0c0a065ed86b05cb1cb559ef5d6a32e40804ab1099e9c8f830ec4cf90b3e10858c816713d9b99d513ec
ripemd-160
721f9f2b8e37258e832efa3e5242c4bed062acc0
Diameter
42460010
Circumference
133392055.48735
Area
1.4159570024784E+15
Volume
4.0081032323201E+22
Surface area
5.6638280099134E+15
Circumference
133392055.48735
Perimeter
84920020
Area
450713112300025
Diagonal
30023761.000249
Surface area
2704278673800150
Volume
9.5686416276951E+21
Space diagonal
36771447.304941
Perimeter
63690015
Area
1.9516450253529E+14
Altitude
18385723.652471
Surface area
1.9516450253529E+14
Volume
1.1276752302812E+21
Height
10007920.333416