21124256 is an even 8-digits composite number following 21124255
and preceding 21124257 . In scientific notation, it is written as 2.1124256 × 10^7.
The sum of its digits is 23. It has a total of 7 prime factors and 24 positive divisors.
There are 10528768 positive integers (up to 21124256) that are relatively prime to 21124256.
21124256 has 24 divisors, whose sum is 41719860
The reverse of 21124256 is 65242112
Previous prime number is 389
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred twenty-four thousand two hundred fifty-six
Scientific notation
2.1124256 × 10^7
Engineering notation
2.1124256 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 389 × 1697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1320266
Product of the distinct prime numbers
The prime factorization of 21124256 is 2 × 2 × 2 × 2 × 2 × 389 × 1697.
Since it has a total of 7 prime factors.
8 , 7 , 59 , 17 , 277 , 951 , 6872 , 3584 , 94894 , 27548 , 998192 , 391850 , 1718611 , 5292567 , 26199653 , 47919413 , 319510961 , 813916481 , 6290911617 , 2387925316
n×2
42248512
n×3
63372768
n×4
84497024
n×5
105621280
n÷2
10562128
n÷3
7041418.6666667
n÷3
5281064
n÷5
4224851.2
n2
446234191553536
n3
9.4263652983299E+21
n4
1.9912495371144E+29
n5
4.2063664981886E+36
2 √n
4596.1131404699
3 √n
276.43549535317
4 √n
67.794639467069
5 √n
29.171333637697
1 , 2 , 4 , 8 , 16 , 32 , 389 , 778 , 1556 , 1697 , 3112 , 3394 , 6224 , 6788 , 12448 , 13576 , 27152 , 54304 , 660133 , 1320266 , 2640532 , 5281064 , 10562128 , 21124256
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21124255
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21124256 can be divided by 24 positive divisors.
The sum of these divisors (counting 21124256) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010000100101010010100000
3
Ternary
1110202020000212
4
Quaternary
1100211102200
5
Quinary
20401434011
6
Senary
2032433252
8
Octal
120452240
10
Decimal
21124256
12
Duodecimal
70a8828
16
Hexadecimal
14254a0
20
Vigesimal
6c0acg
36
Base36
ckrkw
md5
6d9bdf6ec614c42c38e0d24c76585bba
sha1
a4be0f364dca7fc32aeb183831a1b07b01be0811
sha256
37030df6ccace03d7f29bb7b32adb562f748e491e9e8159d606825171d0cc87b
sha512
1f47f32d406b57a953a1e1d8b2fea8618dcf8cd289f35d1bf3c3ad32e8736d08912a79e4a1036e8a642a7afd5e00d97b74e1c42da857ad86d35ff6109791e1f5
ripemd-160
8d84379d45f537ca3db0d207419f0c584edb7a49
Diameter
42248512
Circumference
132727614.9243
Area
1.4018860579652E+15
Volume
3.9485066628383E+22
Surface area
5.6075442318607E+15
Circumference
132727614.9243
Perimeter
84497024
Area
446234191553536
Diagonal
29874209.330241
Surface area
2677405149321216
Volume
9.4263652983299E+21
Space diagonal
36588284.664092
Perimeter
63372768
Area
1.9322507296129E+14
Altitude
18294142.332046
Surface area
1.9322507296129E+14
Volume
1.1109078040651E+21
Height
9958069.7767471