205372221 is an odd 9-digits composite number following 205372220
and preceding 205372222 . In scientific notation, it is written as 2.05372221 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 130961952 positive integers (up to 205372221) that are relatively prime to 205372221.
205372221 has 8 divisors, whose sum is 285735360
The reverse of 205372221 is 122273502
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 24
Digital Root 6
Name
two hundred five million three hundred seventy-two thousand two hundred twenty-one
Scientific notation
2.05372221 × 10^8
Engineering notation
2.05372221 × 10^6
Prime Factorization
3 × 23 × 2976409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
205372221
Product of the distinct prime numbers
The prime factorization of 205372221 is 3 × 23 × 2976409.
Since it has a total of 3 prime factors.
3 , 8 , 37 , 26 , 418 , 53 , 4683 , 2773 , 70537 , 5776 , 605054 , 74012 , 6127948 , 7887888 , 37643410 , 86177807 , 823237053 , 513181198 , 1772953591 , 8317763890
n×2
410744442
n×3
616116663
n×4
821488884
n×5
1026861105
n÷2
102686110.5
n÷3
68457407
n÷3
51343055.25
n÷5
41074444.2
n2
42177749158472841
n3
8.6621380214564E+24
n4
1.7789625240751E+33
n5
3.6534948464506E+41
2 √n
14330.81368939
3 √n
589.99350849891
4 √n
119.71137660803
5 √n
45.97358169711
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-205372220
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 205372221 can be divided by 8 positive divisors.
The sum of these divisors (counting 205372221) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001111011011101100111101
3
Ternary
112022102222201120
4
Quaternary
30033123230331
5
Quinary
410033402341
6
Senary
32213501153
8
Octal
1417335475
10
Decimal
205372221
12
Duodecimal
589417b9
16
Hexadecimal
c3dbb3d
20
Vigesimal
343bab1
36
Base36
3e9u7x
md5
0b3bde18752b8333ecf909d8009a0d09
sha1
9cc6749a4fb5c922a57a9fc5f64889b75d6f6faf
sha256
7707e54bb806d4bfd93e5aac1134aebf72cf26f1e6bc38b0c3130178141bba72
sha512
00821aa47b608106cb9a7204daf1e135b72cffb8e93c763e3ec75f359ba254a7ddc1a90aa5be2c1c402c9635d77e31cb09bea45a959900626d690a4b0dc9d133
ripemd-160
cce9cd8ef0991ab4ba870940ed95f16169045867
Diameter
410744442
Circumference
1290391721.49
Area
1.3250530690121E+17
Volume
3.6283878896785E+25
Surface area
5.3002122760485E+17
Circumference
1290391721.49
Perimeter
821488884
Area
42177749158472841
Diagonal
290440180.27288
Surface area
253066494950837046
Volume
8.6621380214564E+24
Space diagonal
355715121.23526
Perimeter
616116663
Area
1.8263501122843E+16
Altitude
177857560.61763
Surface area
1.8263501122843E+16
Volume
1.0208427557576E+24
Height
96813393.424295