21014782 is an even 8-digits composite number following 21014781
and preceding 21014783 . In scientific notation, it is written as 2.1014782 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 10507390 positive integers (up to 21014782) that are relatively prime to 21014782.
21014782 has 4 divisors, whose sum is 31522176
The reverse of 21014782 is 28741012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million fourteen thousand seven hundred eighty-two
Scientific notation
2.1014782 × 10^7
Engineering notation
2.1014782 × 10^6
Prime Factorization
2 × 10507391
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21014782
Product of the distinct prime numbers
The prime factorization of 21014782 is 2 × 10507391.
Since it has a total of 2 prime factors.
10 , 1 , 44 , 80 , 726 , 333 , 529 , 9651 , 48638 , 43207 , 589216 , 955178 , 5847036 , 4304261 , 44601730 , 51182117 , 848858800 , 171746613 , 8780125383 , 8226847305
n×2
42029564
n×3
63044346
n×4
84059128
n×5
105073910
n÷2
10507391
n÷3
7004927.3333333
n÷3
5253695.5
n÷5
4202956.4
n2
441621062507524
n3
9.280570355204E+21
n4
1.9502916285027E+29
n5
4.098495340941E+36
2 √n
4584.1882596595
3 √n
275.95713645071
4 √n
67.706633793591
5 √n
29.141035356704
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21014781
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21014782 can be divided by 4 positive divisors.
The sum of these divisors (counting 21014782) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001010100011111110
3
Ternary
1110112122212021
4
Quaternary
1100022203332
5
Quinary
20334433112
6
Senary
2030230354
8
Octal
120124376
10
Decimal
21014782
12
Duodecimal
70553ba
16
Hexadecimal
140a8fe
20
Vigesimal
6b6gj2
36
Base36
cif3y
md5
8bbf00df98905b6be00346b66115afa9
sha1
5d09a1bf23a01ad45ea9a509a83cf495c0edf2e9
sha256
85922d33487f08fa55a3bac3b8a689f49022aecc20c9b610593e9f3843fe9593
sha512
66fde52c4fb7e6393ca67b3037536483a0ea0a8386c8b1595016635967ff488f55cfe72bfb17a18b3b0ea3449a8e58630b1d6cbd4a32d4913f4c1f044c588f2f
ripemd-160
4413968b157bd7d5d28e6ef0fea5639e2cce79a0
Diameter
42029564
Circumference
132039769.49598
Area
1.3873934856442E+15
Volume
3.8874362198709E+22
Surface area
5.5495739425766E+15
Circumference
132039769.49598
Perimeter
84059128
Area
441621062507524
Diagonal
29719389.714714
Surface area
2649726375045144
Volume
9.280570355204E+21
Space diagonal
36398670.133984
Perimeter
63044346
Area
1.912275294889E+14
Altitude
18199335.066992
Surface area
1.912275294889E+14
Volume
1.0937257052406E+21
Height
9906463.238238