21271656 is an even 8-digits composite number following 21271655
and preceding 21271657 . In scientific notation, it is written as 2.1271656 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 32 positive divisors.
There are 5960448 positive integers (up to 21271656) that are relatively prime to 21271656.
21271656 has 32 divisors, whose sum is 53344800
The reverse of 21271656 is 65617212
Previous prime number is 371
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million two hundred seventy-one thousand six hundred fifty-six
Scientific notation
2.1271656 × 10^7
Engineering notation
2.1271656 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 371 × 2389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5317914
Product of the distinct prime numbers
The prime factorization of 21271656 is 2 × 2 × 2 × 3 × 371 × 2389.
Since it has a total of 6 prime factors.
4 , 10 , 64 , 79 , 913 , 84 , 5922 , 8443 , 85773 , 40337 , 560972 , 531841 , 8964027 , 9126107 , 77988177 , 86757734 , 802874732 , 88239565 , 6898949573 , 169501045
n×2
42543312
n×3
63814968
n×4
85086624
n×5
106358280
n÷2
10635828
n÷3
7090552
n÷3
5317914
n÷5
4254331.2
n2
452483348982336
n3
9.6250701452802E+21
n4
2.0474118110627E+29
n5
4.3551839735263E+36
2 √n
4612.1205534981
3 √n
277.07697253129
4 √n
67.912594954825
5 √n
29.211930601087
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 371 , 742 , 1113 , 1484 , 2226 , 2389 , 2968 , 4452 , 4778 , 7167 , 8904 , 9556 , 14334 , 19112 , 28668 , 57336 , 886319 , 1772638 , 2658957 , 3545276 , 5317914 , 7090552 , 10635828 , 21271656
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21271655
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21271656 can be divided by 32 positive divisors.
The sum of these divisors (counting 21271656) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010001001001010001101000
3
Ternary
1111000201020010
4
Quaternary
1101021101220
5
Quinary
20421143111
6
Senary
2035531520
8
Octal
121112150
10
Decimal
21271656
12
Duodecimal
7159ba0
16
Hexadecimal
1449468
20
Vigesimal
6cij2g
36
Base36
cnxbc
md5
3623e166285fb36bcfe36af30a40a2cc
sha1
cd950c13df4004c6120a67e05b31718e5288a907
sha256
5bddecaa70e54f78116ed0ebfbfea6e8ce8a0f7498a94221a80843483d037697
sha512
418f5a995a96a20003ebd6c0d9e2b42bae6f1b77b5deceeb40f10e5145486e5afa99f23d7453eeaab98142f3c92f6e17ad7faaf2c343751d2f1e5ea9ccb77dfb
ripemd-160
f2220cb4b34078ef161b467482b39bb7755e2ed0
Diameter
42543312
Circumference
133653756.43858
Area
1.4215183650346E+15
Volume
4.0317399544932E+22
Surface area
5.6860734601385E+15
Circumference
133653756.43858
Perimeter
85086624
Area
452483348982336
Diagonal
30082664.409335
Surface area
2714900093894016
Volume
9.6250701452802E+21
Space diagonal
36843588.953127
Perimeter
63814968
Area
1.9593103750408E+14
Altitude
18421794.476564
Surface area
1.9593103750408E+14
Volume
1.134325394854E+21
Height
10027554.803112