20216287 is an odd 8-digits composite number following 20216286
and preceding 20216288 . In scientific notation, it is written as 2.0216287 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors.
There are 15279264 positive integers (up to 20216287) that are relatively prime to 20216287.
20216287 has 24 divisors, whose sum is 26141184
The reverse of 20216287 is 78261202
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred sixteen thousand two hundred eighty-seven
Scientific notation
2.0216287 × 10^7
Engineering notation
2.0216287 × 10^6
Prime Factorization
13 × 13 × 7 × 23 × 743
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1555099
Product of the distinct prime numbers
The prime factorization of 20216287 is 13 × 13 × 7 × 23 × 743.
Since it has a total of 5 prime factors.
7 , 8 , 78 , 25 , 864 , 135 , 7253 , 7419 , 19031 , 52961 , 101593 , 393616 , 1357417 , 2492257 , 54729076 , 58571034 , 866699059 , 591537307 , 6168721333 , 2101895048
n×2
40432574
n×3
60648861
n×4
80865148
n×5
101081435
n÷2
10108143.5
n÷3
6738762.3333333
n÷3
5054071.75
n÷5
4043257.4
n2
408698260066369
n3
8.2623613219024E+21
n4
1.6703426778128E+29
n5
3.3768126963012E+36
2 √n
4496.252550736
3 √n
272.41674419797
4 √n
67.054101669741
5 √n
28.916137345167
1 , 7 , 13 , 23 , 91 , 161 , 169 , 299 , 743 , 1183 , 2093 , 3887 , 5201 , 9659 , 17089 , 27209 , 67613 , 119623 , 125567 , 222157 , 878969 , 1555099 , 2888041 , 20216287
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20216286
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20216287 can be divided by 24 positive divisors.
The sum of these divisors (counting 20216287) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000111100111011111
3
Ternary
1102001002112101
4
Quaternary
1031013213133
5
Quinary
20133410122
6
Senary
2001145531
8
Octal
115074737
10
Decimal
20216287
12
Duodecimal
692b2a7
16
Hexadecimal
13479df
20
Vigesimal
6670e7
36
Base36
c1azj
md5
1cf9fa30d98e94133dc201421e180f06
sha1
083bb1744161058e8302d163826e6f3473371f12
sha256
923efe48387b6f70b8bbb2a495179358cf28d8bdae6fa59c48ed8d42c42c1dd7
sha512
c62d5f537702b10c4f13032176f083382706bff512b3c80e30a8d6bf41d9e1e72189913cc801f8b4b5b787a51aa47b1cf3f963c7a13932a05eef50462cb322ef
ripemd-160
7ac130174476802e43e46323499d2c144517ccd3
Diameter
40432574
Circumference
127022677.44413
Area
1.2839634513594E+15
Volume
3.4609298173591E+22
Surface area
5.1358538054377E+15
Circumference
127022677.44413
Perimeter
80865148
Area
408698260066369
Diagonal
28590147.256227
Surface area
2452189560398214
Volume
8.2623613219024E+21
Space diagonal
35015636.224394
Perimeter
60648861
Area
1.7697153784999E+14
Altitude
17507818.112197
Surface area
1.7697153784999E+14
Volume
9.7372861988843E+20
Height
9530049.085409