21271566 is an even 8-digits composite number following 21271565
and preceding 21271567 . In scientific notation, it is written as 2.1271566 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 7090520 positive integers (up to 21271566) that are relatively prime to 21271566.
21271566 has 8 divisors, whose sum is 42543144
The reverse of 21271566 is 66517212
Previous prime number is 3
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 five hundred sixty-six
Scientific notation
2.1271566 × 10^7
Engineering notation
2.1271566 × 10^6
Prime Factorization
2 × 3 × 3545261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21271566
Product of the distinct prime numbers
The prime factorization of 21271566 is 2 × 3 × 3545261.
Since it has a total of 3 prime factors.
3 , 5 , 62 , 38 , 338 , 517 , 4393 , 4073 , 85629 , 60174 , 427121 , 271960 , 8696955 , 9034488 , 33640851 , 60235891 , 965050633 , 612182328 , 5381504158 , 906441312
n×2
42543132
n×3
63814698
n×4
85086264
n×5
106357830
n÷2
10635783
n÷3
7090522
n÷3
5317891.5
n÷5
4254313.2
n2
452479520092356
n3
9.6249479752929E+21
n4
2.0473771610301E+29
n5
4.3550918407744E+36
2 √n
4612.1107965876
3 √n
277.07658176148
4 √n
67.912523120464
5 √n
29.211905882012
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
-21271565
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 21271566 can be divided by 8 positive divisors.
The sum of these divisors (counting 21271566) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001001010000001110
3
Ternary
1111000201002210
4
Quaternary
1101021100032
5
Quinary
20421142231
6
Senary
2035531250
8
Octal
121112016
10
Decimal
21271566
12
Duodecimal
7159b26
16
Hexadecimal
144940e
20
Vigesimal
6ciii6
36
Base36
cnx8u
md5
bb41422332ba15571b7020bca6f6bff6
sha1
55740c907b6f70b3cb390d6b03590491c91fc376
sha256
084d4ebe1289f20dbadc7d4bbff757d457641cc3f1e407f00578728e056b0ff0
sha512
2f865a38252029d7305b1bc4c0eb14bf0c03f9706bd60b1c3366cb385810dc35ee4f310e2b2adc577c2f252a50afbdf87a65bb23a2527103963ff1c483e08f82
ripemd-160
042674c3ce65b548e9edcef202a2d1507174518e
Diameter
42543132
Circumference
133653190.9519
Area
1.421506336222E+15
Volume
4.0316887800485E+22
Surface area
5.6860253448879E+15
Circumference
133653190.9519
Perimeter
85086264
Area
452479520092356
Diagonal
30082537.130114
Surface area
2714877120554136
Volume
9.6249479752929E+21
Space diagonal
36843433.068555
Perimeter
63814698
Area
1.9592937954609E+14
Altitude
18421716.534277
Surface area
1.9592937954609E+14
Volume
1.1343109969829E+21
Height
10027512.376705