21472456 is an even 8-digits composite number following 21472455
and preceding 21472457 . In scientific notation, it is written as 2.1472456 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 8 positive divisors.
There are 10736224 positive integers (up to 21472456) that are relatively prime to 21472456.
21472456 has 8 divisors, whose sum is 40260870
The reverse of 21472456 is 65427412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million four hundred seventy-two thousand four hundred fifty-six
Scientific notation
2.1472456 × 10^7
Engineering notation
2.1472456 × 10^6
Prime Factorization
2 × 2 × 2 × 2684057
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5368114
Product of the distinct prime numbers
The prime factorization of 21472456 is 2 × 2 × 2 × 2684057.
Since it has a total of 4 prime factors.
6 , 7 , 1 , 88 , 923 , 255 , 1107 , 8311 , 60864 , 63592 , 984362 , 648785 , 4749286 , 5649899 , 2180858 , 4839216 , 547514991 , 285098404 , 9151719534 , 6344301475
n×2
42944912
n×3
64417368
n×4
85889824
n×5
107362280
n÷2
10736228
n÷3
7157485.3333333
n÷3
5368114
n÷5
4294491.2
n2
461066366671936
n3
9.900227271443E+21
n4
2.1258219447606E+29
n5
4.5646618172706E+36
2 √n
4633.8381499573
3 √n
277.94609309642
4 √n
68.072300901008
5 √n
29.266874435117
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
-21472455
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 21472456 can be divided by 8 positive divisors.
The sum of these divisors (counting 21472456) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111010010011001000
3
Ternary
1111101220200011
4
Quaternary
1101322103020
5
Quinary
20444104311
6
Senary
2044121304
8
Octal
121722310
10
Decimal
21472456
12
Duodecimal
7236234
16
Hexadecimal
147a4c8
20
Vigesimal
6e412g
36
Base36
cs894
md5
4eed99f42bba0a52d15f1a15db5afcdf
sha1
2c41649504a40752bb32fcd0c8f8ac18d559879e
sha256
949a2bf15ba665f7815f99f0264f48cfb85883c321212df37a41d6a804dc0fab
sha512
3df341855de18bac0cf29363303f03ec4113581a645f55b7a2f4ca363dfd9c32992bddd6fd20f68409b513a6cd43e91d512646b622b42fb52b0b7dd9e006c3d9
ripemd-160
206cdb402282f470112f9abbd79c0e6345045a49
Diameter
42944912
Circumference
134915420.04826
Area
1.4484827103539E+15
Volume
4.146997501978E+22
Surface area
5.7939308414156E+15
Circumference
134915420.04826
Perimeter
85889824
Area
461066366671936
Diagonal
30366638.49266
Surface area
2766398200031616
Volume
9.900227271443E+21
Space diagonal
37191384.755287
Perimeter
64417368
Area
1.9964759318424E+14
Altitude
18595692.377644
Surface area
1.9964759318424E+14
Volume
1.1667529731542E+21
Height
10122212.830887