Base | Representation |
---|---|
bin | 11000001111111… |
… | …01010111111000 |
3 | 112011202110011020 |
4 | 30013331113320 |
5 | 404033203414 |
6 | 32103502440 |
7 | 5016660525 |
oct | 1407752770 |
9 | 464673136 |
10 | 203412984 |
11 | a4904205 |
12 | 58157a20 |
13 | 331b0918 |
14 | 1d03014c |
15 | 12cd07a9 |
hex | c1fd5f8 |
203412984 has 32 divisors (see below), whose sum is σ = 509406720. Its totient is φ = 67687776.
The previous prime is 203412983. The next prime is 203412991. The reversal of 203412984 is 489214302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203412983) by changing a digit.
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, 7587 + ... + 21549.
It is an arithmetic number, because the mean of its divisors is an integer number (15918960).
Almost surely, 2203412984 is an apocalyptic number.
203412984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
203412984 is an abundant number, since it is smaller than the sum of its proper divisors (305993736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203412984 is a wasteful number, since it uses less digits than its factorization.
203412984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14579 (or 14575 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 203412984 is about 14262.2923823627. The cubic root of 203412984 is about 588.1113445490. Note that the first 3 decimals are identical.
The spelling of 203412984 in words is "two hundred three million, four hundred twelve thousand, nine hundred eighty-four".
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