Base | Representation |
---|---|
bin | 11101101101000… |
… | …11111100011100 |
3 | 122100212212020002 |
4 | 32312203330130 |
5 | 1002242342103 |
6 | 40420513432 |
7 | 6114013022 |
oct | 1666437434 |
9 | 570785202 |
10 | 249184028 |
11 | 118726715 |
12 | 6b54b878 |
13 | 3c818192 |
14 | 25146712 |
15 | 16d22488 |
hex | eda3f1c |
249184028 has 24 divisors (see below), whose sum is σ = 465973200. Its totient is φ = 116183808.
The previous prime is 249184027. The next prime is 249184043. The reversal of 249184028 is 820481942.
It is a super-3 number, since 3×2491840283 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 249183982 and 249184000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (249184027) 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, 9398 + ... + 24221.
It is an arithmetic number, because the mean of its divisors is an integer number (19415550).
Almost surely, 2249184028 is an apocalyptic number.
It is an amenable number.
249184028 is a deficient number, since it is larger than the sum of its proper divisors (216789172).
249184028 is a wasteful number, since it uses less digits than its factorization.
249184028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33749 (or 33747 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 38.
The square root of 249184028 is about 15785.5639113717. The cubic root of 249184028 is about 629.2744043990.
The spelling of 249184028 in words is "two hundred forty-nine million, one hundred eighty-four thousand, twenty-eight".
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