205615225 is an odd 9-digits composite number following 205615224
and preceding 205615226 . In scientific notation, it is written as 2.05615225 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 164492160 positive integers (up to 205615225) that are relatively prime to 205615225.
205615225 has 4 divisors, whose sum is 213839860
The reverse of 205615225 is 522516502
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
two hundred five million six hundred fifteen thousand two hundred twenty-five
Scientific notation
2.05615225 × 10^8
Engineering notation
2.05615225 × 10^6
Prime Factorization
25 × 8224609
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
205615225
Product of the distinct prime numbers
The prime factorization of 205615225 is 25 × 8224609.
Since it has a total of 2 prime factors.
8 , 8 , 22 , 73 , 344 , 802 , 9368 , 3206 , 38940 , 37313 , 755093 , 604751 , 6966077 , 1843273 , 32195744 , 57783639 , 559993936 , 997968394 , 9359526519 , 9687530575
n×2
411230450
n×3
616845675
n×4
822460900
n×5
1028076125
n÷2
102807612.5
n÷3
68538408.333333
n÷3
51403806.25
n÷5
41123045
n2
42277620751800625
n3
8.6929225033462E+24
n4
1.7873972164331E+33
n5
3.6751608082126E+41
2 √n
14339.289557018
3 √n
590.2261174853
4 √n
119.74677263717
5 √n
45.984456079639
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
-205615224
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 205615225 can be divided by 4 positive divisors.
The sum of these divisors (counting 205615225) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100010000010111000001111001
3
Ternary
112022220100001201
4
Quaternary
30100113001321
5
Quinary
410114141400
6
Senary
32223014201
8
Octal
1420270171
10
Decimal
205615225
12
Duodecimal
58a3a361
16
Hexadecimal
c417079
20
Vigesimal
3451i15
36
Base36
3ef1q1
md5
b8e79a009c7dbc4607d127d0343fc614
sha1
2e9697e2171361e4f8122537ef0ac123822a2dec
sha256
e4274f241b83e81481d41f9f1d26369a6ee923091607b6a2846c661a1e9a93d3
sha512
5bbeda3282e72ad6beeadcc0ae35416a1cf668816ea3cf24208cba9e80746844c4f41bbef2ddf464af20db43d238929e4eb50a74e788d11fb47d9732261300aa
ripemd-160
c66cd3b0a5a395d20aa8c9f6a85d49dc274a9de1
Diameter
411230450
Circumference
1291918560.6524
Area
1.3281906276511E+17
Volume
3.6412828632984E+25
Surface area
5.3127625106045E+17
Circumference
1291918560.6524
Perimeter
822460900
Area
42277620751800625
Diagonal
290783839.8254
Surface area
253665724510803750
Volume
8.6929225033462E+24
Space diagonal
356136016.50971
Perimeter
616845675
Area
1.8306746791312E+16
Altitude
178068008.25485
Surface area
1.8306746791312E+16
Volume
1.0244707417409E+24
Height
96927946.608465