Base | Representation |
---|---|
bin | 11000011101000… |
… | …11111111001110 |
3 | 112022000101200110 |
4 | 30032203333032 |
5 | 410004102024 |
6 | 32204540450 |
7 | 5040460335 |
oct | 1416437716 |
9 | 468011613 |
10 | 205144014 |
11 | a5886809 |
12 | 58851726 |
13 | 336687ba |
14 | 1d360d1c |
15 | 13023629 |
hex | c3a3fce |
205144014 has 16 divisors (see below), whose sum is σ = 411586128. Its totient is φ = 68164992.
The previous prime is 205144001. The next prime is 205144031. The reversal of 205144014 is 410441502.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52027 + ... + 55830.
It is an arithmetic number, because the mean of its divisors is an integer number (25724133).
Almost surely, 2205144014 is an apocalyptic number.
205144014 is an abundant number, since it is smaller than the sum of its proper divisors (206442114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205144014 is a wasteful number, since it uses less digits than its factorization.
205144014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108179.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 205144014 is about 14322.8493673570. The cubic root of 205144014 is about 589.7748964116.
Adding to 205144014 its reverse (410441502), we get a palindrome (615585516).
The spelling of 205144014 in words is "two hundred five million, one hundred forty-four thousand, fourteen".
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