221551 is an odd 6-digits composite number following 221550
and preceding 221552 . In scientific notation, it is written as 2.21551 × 10^5.
The sum of its digits is 16. It has a total of 3 prime factors and 6 positive divisors.
There are 201300 positive integers (up to 221551) that are relatively prime to 221551.
221551 has 6 divisors, whose sum is 243656
The reverse of 221551 is 155122
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 16
Digital Root 7
Name
two hundred twenty-one thousand five hundred fifty-one
Scientific notation
2.21551 × 10^5
Engineering notation
2.21551 × 10^3
Prime Factorization
11 × 11 × 1831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20141
Product of the distinct prime numbers
The prime factorization of 221551 is 11 × 11 × 1831.
Since it has a total of 3 prime factors.
2 , 5 , 10 , 50 , 398 , 444 , 7472 , 8214 , 546 , 16196 , 693839 , 250870 , 8010375 , 1199693 , 32668271 , 67997105 , 812340158 , 37309327 , 6348166612 , 630027268
n×2
443102
n×3
664653
n×4
886204
n×5
1107755
n÷2
110775.5
n÷3
73850.333333333
n÷3
55387.75
n÷5
44310.2
n2
49084845601
n3
10874796627747151
n4
2.409322067674E+21
n5
5.3378771341524E+26
2 √n
470.69204369736
3 √n
60.509640337063
4 √n
21.695438315401
5 √n
11.724511121332
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221550
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221551 can be divided by 6 positive divisors.
The sum of these divisors (counting 221551) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
110110000101101111
3
Ternary
102020220121
4
Quaternary
312011233
5
Quinary
24042201
6
Senary
4425411
8
Octal
660557
10
Decimal
221551
12
Duodecimal
a8267
16
Hexadecimal
3616f
20
Vigesimal
17dhb
36
Base36
4qy7
md5
04dee72b1221e1049e854d8544b7a100
sha1
d57dfc8d3a644736a50f7043e3bc0f1206ba4385
sha256
c7e933e06f8f2293d6c8250442643a8256c138ce3c95235c9107180f660833ea
sha512
f94456375c519cf0cc7e64bd0c13fda6f944ee60473b7ed39d54573809bceffc8e4f68a995771cd78e1ffc116aa6b610a713ce743551eedc88ed6418269c630f
ripemd-160
88e8e66ee5716c16d8fd611587f6cf736ef24a4c
Diameter
443102
Circumference
1392045.9879909
Area
154204590342.69
Volume
4.5552241593351E+16
Surface area
616818361370.76
Circumference
1392045.9879909
Perimeter
886204
Area
49084845601
Diagonal
313320.42895732
Surface area
294509073606
Volume
10874796627747151
Space diagonal
383737.58846769
Perimeter
664653
Area
21254361615.651
Altitude
191868.79423385
Surface area
21254361615.651
Volume
1.2816070732508E+15
Height
104440.14298577