221105 is an odd 6-digits composite number following 221104
and preceding 221106 . In scientific notation, it is written as 2.21105 × 10^5.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 176880 positive integers (up to 221105) that are relatively prime to 221105.
221105 has 4 divisors, whose sum is 265332
The reverse of 221105 is 501122
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 11
Digital Root 2
Name
two hundred twenty-one thousand one hundred five
Scientific notation
2.21105 × 10^5
Engineering notation
2.21105 × 10^3
Prime Factorization
5 × 44221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
221105
Product of the distinct prime numbers
The prime factorization of 221105 is 5 × 44221.
Since it has a total of 2 prime factors.
3 , 4 , 43 , 78 , 316 , 615 , 7201 , 415 , 74334 , 76185 , 572832 , 273578 , 4147479 , 8271866 , 63949500 , 40662313 , 251280769 , 676454797 , 9250904618 , 9689196479
n×2
442210
n×3
663315
n×4
884420
n×5
1105525
n÷2
110552.5
n÷3
73701.666666667
n÷3
55276.25
n÷5
44221
n2
48887421025
n3
10809253225732625
n4
2.3899799344756E+21
n5
5.2843651341223E+26
2 √n
470.21803453292
3 √n
60.469009467913
4 √n
21.684511397145
5 √n
11.719786838689
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
-221104
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 221105 can be divided by 4 positive divisors.
The sum of these divisors (counting 221105) is 1, the average is 0.25.
Base
System
Value
2
Binary
110101111110110001
3
Ternary
102020022002
4
Quaternary
311332301
5
Quinary
24033410
6
Senary
4423345
8
Octal
657661
10
Decimal
221105
12
Duodecimal
a7b55
16
Hexadecimal
35fb1
20
Vigesimal
17cf5
36
Base36
4qlt
md5
f96d0a58302fb6db47e738b3a3af30fd
sha1
982ebec05716e70b417402c0abc29af973e6feae
sha256
e1162d3319a8ec748419aceedcb00a25f553237023001acdbfb8110d43565b80
sha512
537639ffea8fdedaee012411814feb616f747aedb885324e0d06895925f43d15f5e08e7e2f5bf34b9665b31ae3c0d311d710114f0b0c241595c89e60d7893763
ripemd-160
890e1e7932228c19e993cf036dcdb4b0c12d1a40
Diameter
442210
Circumference
1389243.6873439
Area
153584362745.09
Volume
4.5277694033005E+16
Surface area
614337450980.36
Circumference
1389243.6873439
Perimeter
884420
Area
48887421025
Diagonal
312689.6897085
Surface area
293324526150
Volume
10809253225732625
Space diagonal
382965.09380752
Perimeter
663315
Area
21168874266.578
Altitude
191482.54690376
Surface area
21168874266.578
Volume
1.2738827092464E+15
Height
104229.8965695