221510081 is an odd 9-digits composite number following 221510080
and preceding 221510082 . In scientific notation, it is written as 2.21510081 × 10^8.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 204470832 positive integers (up to 221510081) that are relatively prime to 221510081.
221510081 has 4 divisors, whose sum is 238549332
The reverse of 221510081 is 180015122
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 20
Digital Root 2
Name
two hundred twenty-one million five hundred ten thousand eighty-one
Scientific notation
2.21510081 × 10^8
Engineering notation
2.21510081 × 10^6
Prime Factorization
13 × 17039237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
221510081
Product of the distinct prime numbers
The prime factorization of 221510081 is 13 × 17039237.
Since it has a total of 2 prime factors.
10 , 5 , 88 , 3 , 461 , 188 , 7015 , 2419 , 609 , 66326 , 605710 , 462485 , 6362033 , 289589 , 26533707 , 88001505 , 130515625 , 885593949 , 9680693105 , 7869085528
n×2
443020162
n×3
664530243
n×4
886040324
n×5
1107550405
n÷2
110755040.5
n÷3
73836693.666667
n÷3
55377520.25
n÷5
44302016.2
n2
49066715984626561
n3
1.0868772232159E+25
n4
2.407542617516E+33
n5
5.3329496021692E+41
2 √n
14883.214740102
3 √n
605.05914864641
4 √n
121.99678167928
5 √n
46.674395205047
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221510080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221510081 can be divided by 4 positive divisors.
The sum of these divisors (counting 221510081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001100111111100111000001
3
Ternary
120102210212201002
4
Quaternary
31030333213001
5
Quinary
423201310311
6
Senary
33551421345
8
Octal
1514774701
10
Decimal
221510081
12
Duodecimal
62224855
16
Hexadecimal
d33f9c1
20
Vigesimal
3948f41
36
Base36
3nvq9t
md5
49894636e927afe4446241dca636fb21
sha1
3556bb1cf78f2768ff20c5f75b2b72b36f3dbad2
sha256
3589cb34b8a2ba24c6a68a433298c6ae4213fed6e242e6f6f9da09dfa85effec
sha512
3e1cbbd2d63f49eaaacd0a7f986a3303fe77a6c19652d966047d38c94fad086fb8edb3400713ca55bd463cef07ea3e87d3e40c66f374c9a9205dec346e4bc6e6
ripemd-160
fed8f1b2b101e99e475e16f9e6ec8cb7ff70a800
Diameter
443020162
Circumference
1391788886.3314
Area
1.5414763447308E+17
Volume
4.552700666412E+25
Surface area
6.1659053789232E+17
Circumference
1391788886.3314
Perimeter
886040324
Area
49066715984626561
Diagonal
313262560.75256
Surface area
294400295907759366
Volume
1.0868772232159E+25
Space diagonal
383666714.6807
Perimeter
664530243
Area
2.1246511261481E+16
Altitude
191833357.34035
Surface area
2.1246511261481E+16
Volume
1.2808970914219E+24
Height
104420853.58419