Base | Representation |
---|---|
bin | 11011001100110… |
… | …11110101001000 |
3 | 120220100201010011 |
4 | 31212123311020 |
5 | 431403214042 |
6 | 34350401304 |
7 | 5440330456 |
oct | 1546336510 |
9 | 526321104 |
10 | 228179272 |
11 | 10788a512 |
12 | 64500234 |
13 | 38372629 |
14 | 224399d6 |
15 | 15073a17 |
hex | d99bd48 |
228179272 has 8 divisors (see below), whose sum is σ = 427836150. Its totient is φ = 114089632.
The previous prime is 228179269. The next prime is 228179293. The reversal of 228179272 is 272971822.
It can be written as a sum of positive squares in only one way, i.e., 214739716 + 13439556 = 14654^2 + 3666^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14261197 + ... + 14261212.
Almost surely, 2228179272 is an apocalyptic number.
It is an amenable number.
228179272 is a deficient number, since it is larger than the sum of its proper divisors (199656878).
228179272 is a wasteful number, since it uses less digits than its factorization.
228179272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28522415 (or 28522411 counting only the distinct ones).
The product of its digits is 56448, while the sum is 40.
The square root of 228179272 is about 15105.6039932205. The cubic root of 228179272 is about 611.0715484495.
The spelling of 228179272 in words is "two hundred twenty-eight million, one hundred seventy-nine thousand, two hundred seventy-two".
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