Base | Representation |
---|---|
bin | 11011001110000… |
… | …10010100000111 |
3 | 120220122201100100 |
4 | 31213002110013 |
5 | 431423240103 |
6 | 34354015143 |
7 | 5441555154 |
oct | 1547022407 |
9 | 526581310 |
10 | 228336903 |
11 | 107987993 |
12 | 645774b3 |
13 | 383c92c2 |
14 | 2247b22b |
15 | 150a55a3 |
hex | d9c2507 |
228336903 has 12 divisors (see below), whose sum is σ = 335410920. Its totient is φ = 149644176.
The previous prime is 228336881. The next prime is 228336907. The reversal of 228336903 is 309633822.
It is not a de Polignac number, because 228336903 - 26 = 228336839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228336907) 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 11 ways as a sum of consecutive naturals, for example, 214476 + ... + 215537.
It is an arithmetic number, because the mean of its divisors is an integer number (27950910).
Almost surely, 2228336903 is an apocalyptic number.
228336903 is a deficient number, since it is larger than the sum of its proper divisors (107074017).
228336903 is a wasteful number, since it uses less digits than its factorization.
228336903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430078 (or 430075 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The square root of 228336903 is about 15110.8207255595. The cubic root of 228336903 is about 611.2122297160.
The spelling of 228336903 in words is "two hundred twenty-eight million, three hundred thirty-six thousand, nine hundred three".
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