21202005 is an odd 8-digits composite number following 21202004
and preceding 21202006 . In scientific notation, it is written as 2.1202005 × 10^7.
The sum of its digits is 12. It has a total of 3 prime factors and 8 positive divisors.
There are 9737280 positive integers (up to 21202005) that are relatively prime to 21202005.
21202005 has 8 divisors, whose sum is 22727040
The reverse of 21202005 is 50020212
Previous prime number is 209
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty-one million two hundred two thousand five
Scientific notation
2.1202005 × 10^7
Engineering notation
2.1202005 × 10^6
Prime Factorization
15 × 209 × 6763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21202005
Product of the distinct prime numbers
The prime factorization of 21202005 is 15 × 209 × 6763.
Since it has a total of 3 prime factors.
9 , 10 , 24 , 33 , 587 , 765 , 2143 , 3941 , 44692 , 82278 , 211917 , 603572 , 1760403 , 5626724 , 27500148 , 25607201 , 74989062 , 97357434 , 8028391376 , 3077683309
n×2
42404010
n×3
63606015
n×4
84808020
n×5
106010025
n÷2
10601002.5
n÷3
7067335
n÷3
5300501.25
n÷5
4240401
n2
449525016020025
n3
9.5308316372816E+21
n4
2.020727400278E+29
n5
4.2843472444332E+36
2 √n
4604.5634972275
3 √n
276.77422552977
4 √n
67.8569340394
5 √n
29.192775437227
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
-21202004
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 21202005 can be divided by 8 positive divisors.
The sum of these divisors (counting 21202005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111000010001010101
3
Ternary
1110220011200110
4
Quaternary
1100320101111
5
Quinary
20411431010
6
Senary
2034233233
8
Octal
120702125
10
Decimal
21202005
12
Duodecimal
7125819
16
Hexadecimal
1438455
20
Vigesimal
6ca505
36
Base36
cmfkl
md5
1f67839478f74a697064141ba274a1be
sha1
25efb01fd7abf3bec1415d3fd417faf01ac740b4
sha256
4190353b0c6d5163f15bc44d4a0125e0a5c2ba46ed4c18b8bdb4645b2e9920bd
sha512
79cee79057a43ba544346c56739f319f2809dac66aff680b59e28f8bdf52344eabaa18e63ba5487a16083cd21c8b0e18ec26960cc83ec9d90890d9cadd4f2754
ripemd-160
af656d713af1b1c7970cba2b1a1a8233d94ad7c6
Diameter
42404010
Circumference
133216126.29875
Area
1.4122244879333E+15
Volume
3.9922654205714E+22
Surface area
5.6488979517334E+15
Circumference
133216126.29875
Perimeter
84808020
Area
449525016020025
Diagonal
29984163.020502
Surface area
2697150096120150
Volume
9.5308316372816E+21
Space diagonal
36722949.882329
Perimeter
63606015
Area
1.9465004175497E+14
Altitude
18361474.941165
Surface area
1.9465004175497E+14
Volume
1.1232192801782E+21
Height
9994721.0068341