205990437 is an odd 9-digits composite number following 205990436
and preceding 205990438 . In scientific notation, it is written as 2.05990437 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 133111680 positive integers (up to 205990437) that are relatively prime to 205990437.
205990437 has 16 divisors, whose sum is 283171392
The reverse of 205990437 is 734099502
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
two hundred five million nine hundred ninety thousand four hundred thirty-seven
Scientific notation
2.05990437 × 10^8
Engineering notation
2.05990437 × 10^6
Prime Factorization
3 × 41 × 157 × 10667
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
205990437
Product of the distinct prime numbers
The prime factorization of 205990437 is 3 × 41 × 157 × 10667.
Since it has a total of 4 prime factors.
5 , 7 , 51 , 93 , 368 , 853 , 8936 , 3747 , 7081 , 96772 , 517030 , 882961 , 5590289 , 929838 , 78455346 , 13530432 , 587303617 , 554804411 , 8164458400 , 4169872212
n×2
411980874
n×3
617971311
n×4
823961748
n×5
1029952185
n÷2
102995218.5
n÷3
68663479
n÷3
51497609.25
n÷5
41198087.4
n2
42432060135450969
n3
8.7405986101118E+24
n4
1.8004797273385E+33
n5
3.708816058441E+41
2 √n
14352.36694765
3 √n
590.58491930358
4 √n
119.80136454836
5 √n
46.001226568639
1 , 3 , 41 , 123 , 157 , 471 , 6437 , 10667 , 19311 , 32001 , 437347 , 1312041 , 1674719 , 5024157 , 68663479 , 205990437
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
-205990436
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 205990437 can be divided by 16 positive divisors.
The sum of these divisors (counting 205990437) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100010001110010101000100101
3
Ternary
112100121101202110
4
Quaternary
30101302220211
5
Quinary
410213143222
6
Senary
32235031233
8
Octal
1421625045
10
Decimal
205990437
12
Duodecimal
58b9b519
16
Hexadecimal
c472a25
20
Vigesimal
3478g1h
36
Base36
3en38l
md5
26bcca688f815364b9d1fbde9dc8729b
sha1
7e9c739812358d7b87c0e4fbeecc35f4fba1f3d6
sha256
addacc27ae7768f90028817020fcd2cc79146b2b720934c62db918d18739bb56
sha512
442e58aebb34a68bb2005293fad1572d94d232ebdeb860efe1b1bdc241f0af13cec47eecee23aa48e77a5488985f2749bd03ef1e6bb4c52f1d4d162c4a8432c6
ripemd-160
3d86eaedc1514aa1357c2d90615e2698d70eaea9
Diameter
411980874
Circumference
1294276087.1779
Area
1.3330424839821E+17
Volume
3.6612533842006E+25
Surface area
5.3321699359285E+17
Circumference
1294276087.1779
Perimeter
823961748
Area
42432060135450969
Diagonal
291314469.72456
Surface area
254592360812705814
Volume
8.7405986101118E+24
Space diagonal
356785902.75732
Perimeter
617971311
Area
1.8373621006105E+16
Altitude
178392951.37866
Surface area
1.8373621006105E+16
Volume
1.0300894248066E+24
Height
97104823.24152