205121835 is an odd 9-digits composite number following 205121834
and preceding 205121836 . In scientific notation, it is written as 2.05121835 × 10^8.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 109398240 positive integers (up to 205121835) that are relatively prime to 205121835.
205121835 has 16 divisors, whose sum is 364661280
The reverse of 205121835 is 538121502
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
two hundred five million one hundred twenty-one thousand eight hundred thirty-five
Scientific notation
2.05121835 × 10^8
Engineering notation
2.05121835 × 10^6
Prime Factorization
9 × 3 × 5 × 1519421
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
205121835
Product of the distinct prime numbers
The prime factorization of 205121835 is 9 × 3 × 5 × 1519421.
Since it has a total of 4 prime factors.
7 , 7 , 64 , 46 , 107 , 682 , 4262 , 2398 , 4239 , 22871 , 219701 , 390803 , 7159500 , 4765966 , 17893495 , 33538006 , 84492921 , 296559564 , 9666632956 , 1455621250
n×2
410243670
n×3
615365505
n×4
820487340
n×5
1025609175
n÷2
102560917.5
n÷3
68373945
n÷3
51280458.75
n÷5
41024367
n2
42074967193767225
n3
8.6304944783503E+24
n4
1.7703028643566E+33
n5
3.6312777204258E+41
2 √n
14322.075094064
3 √n
589.7536412803
4 √n
119.67487244223
5 √n
45.962366198784
1 , 3 , 5 , 9 , 15 , 27 , 45 , 135 , 1519421 , 4558263 , 7597105 , 13674789 , 22791315 , 41024367 , 68373945 , 205121835
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
-205121834
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 205121835 can be divided by 16 positive divisors.
The sum of these divisors (counting 205121835) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001110011110100100101011
3
Ternary
112021222021021000
4
Quaternary
30032132210223
5
Quinary
410002344320
6
Senary
32204250043
8
Octal
1416364453
10
Decimal
205121835
12
Duodecimal
58840923
16
Hexadecimal
c39e92b
20
Vigesimal
34204bf
36
Base36
3e4h0r
md5
fd5645f716d6b76b99e15eb78b4afb3c
sha1
82ca0c39f8e0da63b44fbf71004f8421c3a0ad47
sha256
ea6e3cb014e692b8a8e702b8aa2db15b9ac8be67f8c1a07ed1909d2092dfb5d3
sha512
e329b0a520d9a772ae139f2acf5408aac3ca5e693439c1f3727c8148041ecd2c7f0581bf1fdd7a99f35532937bb480355d0d6625629eee20d58966166f4486a1
ripemd-160
276aa5b51d45cfcd39ab02de0815562dd6c65c2b
Diameter
410243670
Circumference
1288818499.8537
Area
1.3218240783597E+17
Volume
3.6151330733377E+25
Surface area
5.2872963134388E+17
Circumference
1288818499.8537
Perimeter
820487340
Area
42074967193767225
Diagonal
290086080.99586
Surface area
252449803162603350
Volume
8.6304944783503E+24
Space diagonal
355281439.96176
Perimeter
615365505
Area
1.82189952266E+16
Altitude
177640719.98088
Surface area
1.82189952266E+16
Volume
1.0171135284391E+24
Height
96695360.331952