205331390 is an even 9-digits composite number following 205331389
and preceding 205331391 . In scientific notation, it is written as 2.05331390 × 10^8.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 74665920 positive integers (up to 205331390) that are relatively prime to 205331390.
205331390 has 8 divisors, whose sum is 313597200
The reverse of 205331390 is 093133502
Previous prime number is 55
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
two hundred five million three hundred thirty-one thousand three hundred ninety
Scientific notation
2.05331390 × 10^8
Engineering notation
2.05331390 × 10^6
Prime Factorization
2 × 55 × 1866649
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
205331390
Product of the distinct prime numbers
The prime factorization of 205331390 is 2 × 55 × 1866649.
Since it has a total of 3 prime factors.
1 , 8 , 32 , 99 , 52 , 76 , 1882 , 254 , 3432 , 12061 , 801904 , 394763 , 963971 , 6632653 , 58931768 , 10217116 , 228930508 , 525951148 , 9504255993 , 3022593705
n×2
410662780
n×3
615994170
n×4
821325560
n×5
1026656950
n÷2
102665695
n÷3
68443796.666667
n÷3
51332847.5
n÷5
41066278
n2
42160979719332100
n3
8.6569725695323E+24
n4
1.7775482108939E+33
n5
3.6498644493486E+41
2 √n
14329.389030939
3 √n
589.9544061291
4 √n
119.70542607142
5 √n
45.971753507684
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
-205331389
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 205331390 can be divided by 8 positive divisors.
The sum of these divisors (counting 205331390) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001111010001101110111110
3
Ternary
112022100220201022
4
Quaternary
30033101232332
5
Quinary
410031101030
6
Senary
32212544142
8
Octal
1417215676
10
Decimal
205331390
12
Duodecimal
58922052
16
Hexadecimal
c3d1bbe
20
Vigesimal
343689a
36
Base36
3e8ypq
md5
4a309964e6877339642a2a5381a5f44e
sha1
52e6b479000c1bce5fc7f0a64fc28e9e31e7f970
sha256
e8c61c545631d7a41a89ab5019d1deac5e5e7f0bdd9d5e166260f9d779723331
sha512
b4e473af191c5e1995bb18892a63008525eafe4cf728d2ce8365017be5c53e890e9b8001520f943a9d199a2243c11e7b55eef4f6fe12d199b53c500947b2aa21
ripemd-160
6bb89ace2da429aabffda2c49cf418b201db5d75
Diameter
410662780
Circumference
1290135172.7508
Area
1.324526241544E+17
Volume
3.6262241902361E+25
Surface area
5.2981049661761E+17
Circumference
1290135172.7508
Perimeter
821325560
Area
42160979719332100
Diagonal
290382436.51892
Surface area
252965878315992600
Volume
8.6569725695323E+24
Space diagonal
355644399.86874
Perimeter
615994170
Area
1.8256239742691E+16
Altitude
177822199.93437
Surface area
1.8256239742691E+16
Volume
1.0202340014104E+24
Height
96794145.506306