205331388 is an even 9-digits composite number following 205331387
and preceding 205331389 . In scientific notation, it is written as 2.05331388 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors.
There are 68443792 positive integers (up to 205331388) that are relatively prime to 205331388.
205331388 has 12 divisors, whose sum is 479106600
The reverse of 205331388 is 883133502
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
two hundred five million three hundred thirty-one thousand three hundred eighty-eight
Scientific notation
2.05331388 × 10^8
Engineering notation
2.05331388 × 10^6
Prime Factorization
2 × 2 × 3 × 17110949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
102665694
Product of the distinct prime numbers
The prime factorization of 205331388 is 2 × 2 × 3 × 17110949.
Since it has a total of 4 prime factors.
8 , 7 , 42 , 63 , 17 , 342 , 5750 , 6654 , 73798 , 79901 , 54245 , 141971 , 327039 , 9199209 , 56885896 , 78415176 , 288944692 , 267102650 , 7547904667 , 4630023664
n×2
410662776
n×3
615994164
n×4
821325552
n×5
1026656940
n÷2
102665694
n÷3
68443796
n÷3
51332847
n÷5
41066277.6
n2
42160978898006544
n3
8.6569723165664E+24
n4
1.7775481416382E+33
n5
3.6498642715938E+41
2 √n
14329.388961153
3 √n
589.95440421364
4 √n
119.70542577992
5 √n
45.971753418128
1 , 2 , 3 , 4 , 6 , 12 , 17110949 , 34221898 , 51332847 , 68443796 , 102665694 , 205331388
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-205331387
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 205331388 can be divided by 12 positive divisors.
The sum of these divisors (counting 205331388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100001111010001101110111100
3
Ternary
112022100220201020
4
Quaternary
30033101232330
5
Quinary
410031101023
6
Senary
32212544140
8
Octal
1417215674
10
Decimal
205331388
12
Duodecimal
58922050
16
Hexadecimal
c3d1bbc
20
Vigesimal
3436898
36
Base36
3e8ypo
md5
253425ea80c5c95ee8fb0693e7342a89
sha1
d74455e58d70391d489d9e0d0cfd4b4f686f990d
sha256
a1940a38e7d3b2de13602b299dc60947acc1acadd6e342aa457722be2cf52e4b
sha512
85aab7a0a2104d0cb15f8cc755e44ff0f4d506cb0def7830f6a533f61b8b31fd252c25680a4957b1d5061f7303aaf4fd0534219fb2fef0c9f807a5c9190c5278
ripemd-160
67661eac0c7044fe8c6eddfc8c78c4c5477e8a73
Diameter
410662776
Circumference
1290135160.1844
Area
1.3245262157413E+17
Volume
3.626224084274E+25
Surface area
5.2981048629653E+17
Circumference
1290135160.1844
Perimeter
821325552
Area
42160978898006544
Diagonal
290382433.69049
Surface area
252965873388039264
Volume
8.6569723165664E+24
Space diagonal
355644396.40464
Perimeter
615994164
Area
1.8256239387047E+16
Altitude
177822198.20232
Surface area
1.8256239387047E+16
Volume
1.0202339715981E+24
Height
96794144.563497