21081314 is an even 8-digits composite number following 21081313
and preceding 21081315 . In scientific notation, it is written as 2.1081314 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 10517620 positive integers (up to 21081314) that are relatively prime to 21081314.
21081314 has 8 divisors, whose sum is 31691088
The reverse of 21081314 is 41318012
Previous prime number is 467
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million eighty-one thousand three hundred fourteen
Scientific notation
2.1081314 × 10^7
Engineering notation
2.1081314 × 10^6
Prime Factorization
2 × 467 × 22571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21081314
Product of the distinct prime numbers
The prime factorization of 21081314 is 2 × 467 × 22571.
Since it has a total of 3 prime factors.
10 , 5 , 28 , 11 , 943 , 571 , 655 , 6391 , 78049 , 82211 , 378441 , 481342 , 6946914 , 8049402 , 83766907 , 31247653 , 292718796 , 964126774 , 1730669389 , 6397247640
n×2
42162628
n×3
63243942
n×4
84325256
n×5
105406570
n÷2
10540657
n÷3
7027104.6666667
n÷3
5270328.5
n÷5
4216262.8
n2
444421799966596
n3
9.368995513541E+21
n4
1.9751073628555E+29
n5
4.1637858500069E+36
2 √n
4591.4392079173
3 √n
276.24805291995
4 √n
67.760159444302
5 √n
29.159463915581
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
-21081313
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 21081314 can be divided by 8 positive divisors.
The sum of these divisors (counting 21081314) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011010110011100010
3
Ternary
1110200001010102
4
Quaternary
1100122303202
5
Quinary
20344100224
6
Senary
2031502402
8
Octal
120326342
10
Decimal
21081314
12
Duodecimal
7087a02
16
Hexadecimal
141ace2
20
Vigesimal
6bf35e
36
Base36
cjug2
md5
14923c57ce51205935cc63781e7b1550
sha1
5d9e20b68d8c6aceb0f8812d63e790c8cc885317
sha256
6853c829d96282f716880512e2e63bdb552ad6adeb10214283f8f407da2bfdfd
sha512
c17facbab7322ac3c4b30cff33fdc690eb55903201480fd2225d2e73edc5df9f10aa2f10b4a8dd4e1b6843a88067fe7fa57c6bc53860750aaa1d77973282ab0d
ripemd-160
a6d22e6578b0e52dfece419195ad7021c6ca17c2
Diameter
42162628
Circumference
132457802.38084
Area
1.3961922618702E+15
Volume
3.9244756635808E+22
Surface area
5.5847690474808E+15
Circumference
132457802.38084
Perimeter
84325256
Area
444421799966596
Diagonal
29813480.171446
Surface area
2666530799799576
Volume
9.368995513541E+21
Space diagonal
36513906.938313
Perimeter
63243942
Area
1.9244028438334E+14
Altitude
18256953.469157
Surface area
1.9244028438334E+14
Volume
1.1041467100885E+21
Height
9937826.7238153