21052261 is an odd 8-digits prime number following 21052260
and preceding 21052262 . In scientific notation, it is written as 2.1052261 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 21052260 positive integers (up to 21052261) that are relatively prime to 21052261.
21052261 has 2 divisors, whose sum is 21052262
The reverse of 21052261 is 16225012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million fifty-two thousand two hundred sixty-one
Scientific notation
2.1052261 × 10^7
Engineering notation
2.1052261 × 10^6
Prime Factorization
21052261
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21052261
Product of the distinct prime numbers
The prime factorization of 21052261 is 21052261.
Since it has a total of 1 prime factors.
4 , 10 , 81 , 38 , 526 , 463 , 7800 , 5341 , 5929 , 71636 , 680126 , 822037 , 3534726 , 3240738 , 59440503 , 10135133 , 58063283 , 736259407 , 7874321088 , 7069169763
n×2
42104522
n×3
63156783
n×4
84209044
n×5
105261305
n÷2
10526130.5
n÷3
7017420.3333333
n÷3
5263065.25
n÷5
4210452.2
n2
443197693212121
n3
9.3303135120995E+21
n4
1.9642419526855E+29
n5
4.1351734255084E+36
2 √n
4588.274294329
3 √n
276.12109175717
4 √n
67.736801624589
5 √n
29.151422317233
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21052262
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10526131
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4588.2744033024
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999049983
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21052261 can be divided by 2 positive divisors.
The sum of these divisors (counting 21052261) is 21052262, the average is 10526131.
Base
System
Value
2
Binary
1010000010011101101100101
3
Ternary
1110121120021101
4
Quaternary
1100103231211
5
Quinary
20342133021
6
Senary
2031120101
8
Octal
120235545
10
Decimal
21052261
12
Duodecimal
7073031
16
Hexadecimal
1413b65
20
Vigesimal
6bbad1
36
Base36
cj811
md5
30c080e63b5c68d5ecd65c8ed935dd48
sha1
0dbd5a7cf43481abca6fe41e266769f020441838
sha256
65a367195f314c313354e25bcd0ee1cda67c25659d2d518c942d19f26146b530
sha512
c1be74626816d89cdb6fb712150584a5b7644b5197b70c09351b8e47515defa68d649e88b373e83b8c62c513fe7cbb523946a66171608faa86f7520118e1c726
ripemd-160
4f260508f6dd3b724edf711896d27604434ce56f
Diameter
42104522
Circumference
132275256.99811
Area
1.3923466170831E+15
Volume
3.9082725847068E+22
Surface area
5.5693864683326E+15
Circumference
132275256.99811
Perimeter
84209044
Area
443197693212121
Diagonal
29772393.024818
Surface area
2659186159272726
Volume
9.3303135120995E+21
Space diagonal
36463585.666201
Perimeter
63156783
Area
1.9191023061018E+14
Altitude
18231792.8331
Surface area
1.9191023061018E+14
Volume
1.0995879925003E+21
Height
9924131.0082727