Base | Representation |
---|---|
bin | 11011001011110… |
… | …00101011001000 |
3 | 120220002101120211 |
4 | 31211320223020 |
5 | 431334112042 |
6 | 34343330504 |
7 | 5436160603 |
oct | 1545705310 |
9 | 526071524 |
10 | 228035272 |
11 | 1077a1303 |
12 | 64450a34 |
13 | 38321c1a |
14 | 223dd33a |
15 | 15046017 |
hex | d978ac8 |
228035272 has 8 divisors (see below), whose sum is σ = 427566150. Its totient is φ = 114017632.
The previous prime is 228035261. The next prime is 228035281. The reversal of 228035272 is 272530822.
228035272 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 189172516 + 38862756 = 13754^2 + 6234^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-3 number, since 3×2280352723 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14252197 + ... + 14252212.
Almost surely, 2228035272 is an apocalyptic number.
It is an amenable number.
228035272 is a deficient number, since it is larger than the sum of its proper divisors (199530878).
228035272 is a wasteful number, since it uses less digits than its factorization.
228035272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28504415 (or 28504411 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 228035272 is about 15100.8367980056. The cubic root of 228035272 is about 610.9429758302.
The spelling of 228035272 in words is "two hundred twenty-eight million, thirty-five thousand, two hundred seventy-two".
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