21478064 is an even 8-digits composite number following 21478063
and preceding 21478065 . In scientific notation, it is written as 2.1478064 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 10 positive divisors.
There are 10739024 positive integers (up to 21478064) that are relatively prime to 21478064.
21478064 has 10 divisors, whose sum is 41613780
The reverse of 21478064 is 46087412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million four hundred seventy-eight thousand sixty-four
Scientific notation
2.1478064 × 10^7
Engineering notation
2.1478064 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1342379
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2684758
Product of the distinct prime numbers
The prime factorization of 21478064 is 2 × 2 × 2 × 2 × 1342379.
Since it has a total of 5 prime factors.
4 , 1 , 59 , 87 , 408 , 48 , 269 , 8812 , 72155 , 16277 , 803990 , 590498 , 8344591 , 5149235 , 82085949 , 25070813 , 261423069 , 374201090 , 242461267 , 8638740235
n×2
42956128
n×3
64434192
n×4
85912256
n×5
107390320
n÷2
10739032
n÷3
7159354.6666667
n÷3
5369516
n÷5
4295612.8
n2
461307233188096
n3
9.9079862780769E+21
n4
2.1280436339166E+29
n5
4.5706257364053E+36
2 √n
4634.4432243798
3 √n
277.97028821739
4 √n
68.07674510712
5 √n
29.268403011897
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21478063
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21478064 can be divided by 10 positive divisors.
The sum of these divisors (counting 21478064) is 1, the average is 0.1.
Base
System
Value
2
Binary
1010001111011101010110000
3
Ternary
1111102012100212
4
Quaternary
1101323222300
5
Quinary
20444244224
6
Senary
2044203252
8
Octal
121735260
10
Decimal
21478064
12
Duodecimal
7239528
16
Hexadecimal
147bab0
20
Vigesimal
6e4f34
36
Base36
csckw
md5
dff331d995a92a245c14745dc59b86b3
sha1
63895fc75aab5de2f08c05d5f067431eca9a2f39
sha256
2c8c4fc321bf4b7ddf12106835dee30da960d3a6868927f34a4f418b202ca768
sha512
8fcf328ba2b33ad62878f459c603331294a386ad89c394acdc1eaa030a36ba105caa36888183cb93a4f5ecfdafc01060f63dec3673decdf9dfee79a2b34030a7
ripemd-160
9a0a6c6df01bc6d9f908e348e11ef9598996f192
Diameter
42956128
Circumference
134950656.15146
Area
1.4492394148316E+15
Volume
4.1502475870766E+22
Surface area
5.7969576593262E+15
Circumference
134950656.15146
Perimeter
85912256
Area
461307233188096
Diagonal
30374569.402317
Surface area
2767843399128576
Volume
9.9079862780769E+21
Space diagonal
37201098.096216
Perimeter
64434192
Area
1.997518914452E+14
Altitude
18600549.048108
Surface area
1.997518914452E+14
Volume
1.1676673808552E+21
Height
10124856.467439