221275905 is an odd 9-digits composite number following 221275904
and preceding 221275906 . In scientific notation, it is written as 2.21275905 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 117854208 positive integers (up to 221275905) that are relatively prime to 221275905.
221275905 has 16 divisors, whose sum is 354520320
The reverse of 221275905 is 509572122
Previous prime number is 769
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
two hundred twenty-one million two hundred seventy-five thousand nine hundred five
Scientific notation
2.21275905 × 10^8
Engineering notation
2.21275905 × 10^6
Prime Factorization
3 × 5 × 769 × 19183
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221275905
Product of the distinct prime numbers
The prime factorization of 221275905 is 3 × 5 × 769 × 19183.
Since it has a total of 4 prime factors.
9 , 3 , 1 , 22 , 439 , 363 , 2726 , 2393 , 29668 , 53408 , 449576 , 830286 , 8512523 , 8729357 , 73409910 , 57503878 , 445600855 , 445592242 , 3719210355 , 8734670383
n×2
442551810
n×3
663827715
n×4
885103620
n×5
1106379525
n÷2
110637952.5
n÷3
73758635
n÷3
55318976.25
n÷5
44255181
n2
48963026133569025
n3
1.0834337919244E+25
n4
2.3973779281566E+33
n5
5.3048197067987E+41
2 √n
14875.345542205
3 √n
604.8458546801
4 √n
121.96452575321
5 √n
46.664522382955
1 , 3 , 5 , 15 , 769 , 2307 , 3845 , 11535 , 19183 , 57549 , 95915 , 287745 , 14751727 , 44255181 , 73758635 , 221275905
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221275904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221275905 can be divided by 16 positive divisors.
The sum of these divisors (counting 221275905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001100000110011100000001
3
Ternary
120102100222110220
4
Quaternary
31030012130001
5
Quinary
423121312110
6
Senary
33542413253
8
Octal
1514063401
10
Decimal
221275905
12
Duodecimal
62131229
16
Hexadecimal
d306701
20
Vigesimal
392j9f5
36
Base36
3nqpkx
md5
cf0d2998343a528e38e12e41febf8499
sha1
a8000e4bf013270b78abd96907eeb243ea3cf38b
sha256
f3b1337d99724846b27c6dcbbafd98c917a54c2a883efb7a04656764cb1cab1b
sha512
fb6a15c0922e1dee0dc7e894dae0b226ce8357a44ed070199db6c5ceace2d660996d4d8a8f7f2b979d8d1ff60307af8536e29577d179b90286484eef03cdd5cd
ripemd-160
45fccbaa0810336b82e501c94068b8799d383af9
Diameter
442551810
Circumference
1390317515.1289
Area
1.5382188319875E+17
Volume
4.5382768551476E+25
Surface area
6.1528753279498E+17
Circumference
1390317515.1289
Perimeter
885103620
Area
48963026133569025
Diagonal
312931385.87738
Surface area
293778156801414150
Volume
1.0834337919244E+25
Space diagonal
383261109.95078
Perimeter
663827715
Area
2.1201612238916E+16
Altitude
191630554.97539
Surface area
2.1201612238916E+16
Volume
1.2768389687273E+24
Height
104310461.95913