Base | Representation |
---|---|
bin | 11000001100111… |
… | …10001100011100 |
3 | 112011000122101021 |
4 | 30012132030130 |
5 | 403433220012 |
6 | 32051253524 |
7 | 5013445114 |
oct | 1406361434 |
9 | 464018337 |
10 | 203023132 |
11 | a4668314 |
12 | 57baa2a4 |
13 | 330a5340 |
14 | 1cd6c044 |
15 | 12c55007 |
hex | c19e31c |
203023132 has 48 divisors (see below), whose sum is σ = 408903040. Its totient is φ = 87417792.
The previous prime is 203023109. The next prime is 203023133. The reversal of 203023132 is 231320302.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203023133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64663 + ... + 67729.
Almost surely, 2203023132 is an apocalyptic number.
It is an amenable number.
203023132 is an abundant number, since it is smaller than the sum of its proper divisors (205879908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203023132 is a wasteful number, since it uses less digits than its factorization.
203023132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3170 (or 3168 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 203023132 is about 14248.6185997099. The cubic root of 203023132 is about 587.7353885192.
Adding to 203023132 its reverse (231320302), we get a palindrome (434343434).
The spelling of 203023132 in words is "two hundred three million, twenty-three thousand, one hundred thirty-two".
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