200905 is an odd 6-digits composite number following 200904
and preceding 200906 . In scientific notation, it is written as 2.00905 × 10^5.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 153648 positive integers (up to 200905) that are relatively prime to 200905.
200905 has 8 divisors, whose sum is 251712
The reverse of 200905 is 509002
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 16
Digital Root 7
Name
two hundred thousand nine hundred five
Scientific notation
2.00905 × 10^5
Engineering notation
2.00905 × 10^3
Prime Factorization
5 × 23 × 1747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
200905
Product of the distinct prime numbers
The prime factorization of 200905 is 5 × 23 × 1747.
Since it has a total of 3 prime factors.
6 , 10 , 34 , 98 , 431 , 312 , 4671 , 6848 , 84382 , 8696 , 723104 , 708986 , 8118344 , 6403430 , 45188011 , 75689190 , 572096235 , 892228242 , 1837874989 , 6443641580
n×2
401810
n×3
602715
n×4
803620
n×5
1004525
n÷2
100452.5
n÷3
66968.333333333
n÷3
50226.25
n÷5
40181
n2
40362819025
n3
8109092156217625
n4
1.6291571596449E+21
n5
3.2730581915846E+26
2 √n
448.22427421995
3 √n
58.568429919285
4 √n
21.171307806084
5 √n
11.497360504755
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
-200904
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 200905 can be divided by 8 positive divisors.
The sum of these divisors (counting 200905) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000011001001
3
Ternary
101012120221
4
Quaternary
301003021
5
Quinary
22412110
6
Senary
4150041
8
Octal
610311
10
Decimal
200905
12
Duodecimal
98321
16
Hexadecimal
310c9
20
Vigesimal
15255
36
Base36
4b0p
md5
0d7440ed9298c4ccd4675553e85fcc1d
sha1
c8d480b9c200f363b8b06484ffbb841f58bf4104
sha256
4ef10db7245548994d521445e8b51ac5ee10e5de8eadcd39f037744362254909
sha512
2501b5c79f854cf2bc9637c0ec35d0afeba6444e227166dfa53556e6531242cd8035070ecbcfd54fb57dca4297ebf58debeca236cbb7d0b59649c0babf087586
ripemd-160
2b39a3012071863e983d9154d3ef23dccffee303
Diameter
401810
Circumference
1262323.3441389
Area
126803535727.11
Volume
3.3967285793675E+16
Surface area
507214142908.46
Circumference
1262323.3441389
Perimeter
803620
Area
40362819025
Diagonal
284122.57574857
Surface area
242176914150
Volume
8109092156217625
Space diagonal
347977.66749463
Perimeter
602715
Area
17477613322.002
Altitude
173988.83374731
Surface area
17477613322.002
Volume
9.5566567548802E+14
Height
94707.525249522