21474928 is an even 8-digits composite number following 21474927
and preceding 21474929 . In scientific notation, it is written as 2.1474928 × 10^7.
The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors.
There are 10560960 positive integers (up to 21474928) that are relatively prime to 21474928.
21474928 has 20 divisors, whose sum is 42291688
The reverse of 21474928 is 82947412
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million four hundred seventy-four thousand nine hundred twenty-eight
Scientific notation
2.1474928 × 10^7
Engineering notation
2.1474928 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 61 × 22003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2684366
Product of the distinct prime numbers
The prime factorization of 21474928 is 2 × 2 × 2 × 2 × 61 × 22003.
Since it has a total of 6 prime factors.
4 , 9 , 91 , 100 , 531 , 876 , 1113 , 356 , 83277 , 11712 , 905732 , 248930 , 6421105 , 1672811 , 30717460 , 34709934 , 370529066 , 329718620 , 7200561098 , 4087502414
n×2
42949856
n×3
64424784
n×4
85899712
n×5
107374640
n÷2
10737464
n÷3
7158309.3333333
n÷3
5368732
n÷5
4294985.6
n2
461172532605184
n3
9.903646933274E+21
n4
2.1268010482948E+29
n5
4.5672899382455E+36
2 √n
4634.1048758094
3 √n
277.95675879728
4 √n
68.074260009267
5 √n
29.267548269375
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 488 , 976 , 22003 , 44006 , 88012 , 176024 , 352048 , 1342183 , 2684366 , 5368732 , 10737464 , 21474928
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21474927
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21474928 can be divided by 20 positive divisors.
The sum of these divisors (counting 21474928) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010001111010111001110000
3
Ternary
1111102001001201
4
Quaternary
1101322321300
5
Quinary
20444144203
6
Senary
2044140544
8
Octal
121727160
10
Decimal
21474928
12
Duodecimal
7237754
16
Hexadecimal
147ae70
20
Vigesimal
6e4768
36
Base36
csa5s
md5
6586bb98dd55481f6f0ddc1ddd3f4883
sha1
2204821d504d28b8a39be04549540a15fa99c773
sha256
19e1fb5646fb07ace768ed46664f7056a98754b2c35e74d24811b522d731d17f
sha512
ccdd884e7fac95cf4f7893f7815e4fb450c20320e441718373e9a3f326c3fc852a8c1679967bc22e4579499875ea87680b9c0048285657a968ea4a3da8e9c07d
ripemd-160
537427c5f4dacc909424381769807a7511b35d5f
Diameter
42949856
Circumference
134930952.08234
Area
1.4488162404698E+15
Volume
4.1484299265761E+22
Surface area
5.7952649618794E+15
Circumference
134930952.08234
Perimeter
85899712
Area
461172532605184
Diagonal
30370134.428586
Surface area
2767035195631104
Volume
9.903646933274E+21
Space diagonal
37195666.384883
Perimeter
64424784
Area
1.9969356438185E+14
Altitude
18597833.192442
Surface area
1.9969356438185E+14
Volume
1.1671559841659E+21
Height
10123378.142862