21052510 is an even 8-digits composite number following 21052509
and preceding 21052511 . In scientific notation, it is written as 2.1052510 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 8421000 positive integers (up to 21052510) that are relatively prime to 21052510.
21052510 has 8 divisors, whose sum is 37894536
The reverse of 21052510 is 01525012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty-one million fifty-two thousand five hundred ten
Scientific notation
2.1052510 × 10^7
Engineering notation
2.1052510 × 10^6
Prime Factorization
2 × 5 × 2105251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21052510
Product of the distinct prime numbers
The prime factorization of 21052510 is 2 × 5 × 2105251.
Since it has a total of 3 prime factors.
7 , 4 , 27 , 79 , 140 , 935 , 8537 , 1931 , 88370 , 10619 , 414486 , 702577 , 8419783 , 1853690 , 48792953 , 64092616 , 44841848 , 688290036 , 3281785696 , 2632357634
n×2
42105020
n×3
63157530
n×4
84210040
n×5
105262550
n÷2
10526255
n÷3
7017503.3333333
n÷3
5263127.5
n÷5
4210502
n2
443208177300100
n3
9.3306445846921E+21
n4
1.9643348842568E+29
n5
4.1354179794164E+36
2 √n
4588.3014286335
3 √n
276.12218037945
4 √n
67.737001916482
5 √n
29.15149127581
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
-21052509
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 21052510 can be divided by 8 positive divisors.
The sum of these divisors (counting 21052510) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010011110001011110
3
Ternary
1110121120121121
4
Quaternary
1100103301132
5
Quinary
20342140020
6
Senary
2031121154
8
Octal
120236136
10
Decimal
21052510
12
Duodecimal
70731ba
16
Hexadecimal
1413c5e
20
Vigesimal
6bbb5a
36
Base36
cj87y
md5
ff261ed7ba40c4e680e459cd3aaa5f0b
sha1
429c6117c9fe25050b6904f9cb3fd81ec17aba01
sha256
77c959d9fe9a27e23ea6cb85028929260c4ab0d5fb8f94e5fe941d8c5614cd56
sha512
064949ce820f0ed23c3402eda9e7757f95bd3086734481c81f156cf803cc83a05f0d1b31bfae1e33eb375137fddcb258f47492736f675f66185ba35c3c543425
ripemd-160
de1ad439c5eb66f4bafab632292af53e244aa728
Diameter
42105020
Circumference
132276821.51125
Area
1.3923795538169E+15
Volume
3.9084112640702E+22
Surface area
5.5695182152677E+15
Circumference
132276821.51125
Perimeter
84210040
Area
443208177300100
Diagonal
29772745.163995
Surface area
2659249063800600
Volume
9.3306445846921E+21
Space diagonal
36464016.946852
Perimeter
63157530
Area
1.9191477035344E+14
Altitude
18232008.473426
Surface area
1.9191477035344E+14
Volume
1.0996270097796E+21
Height
9924248.3879984