Base | Representation |
---|---|
bin | 1101010000111110010… |
… | …1111000111011100010 |
3 | 210210020101101021011122 |
4 | 3110033211320323202 |
5 | 12213212040414232 |
6 | 252405441412242 |
7 | 22315306220000 |
oct | 3241745707342 |
9 | 723211337148 |
10 | 227894857442 |
11 | 8871678449a |
12 | 3820163a082 |
13 | 1864b515795 |
14 | b05cb01a70 |
15 | 5ddc36c312 |
hex | 350f978ee2 |
227894857442 has 50 divisors (see below), whose sum is σ = 403655591643. Its totient is φ = 96492486972.
The previous prime is 227894857417. The next prime is 227894857447. The reversal of 227894857442 is 244758498722.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 113947428721 + 113947428721 = 337561^2 + 337561^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=337561.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (227894857447) by changing a digit.
It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 2745721133 + ... + 2745721215.
Almost surely, 2227894857442 is an apocalyptic number.
227894857442 is a deficient number, since it is larger than the sum of its proper divisors (175760734201).
227894857442 is an frugal number, since it uses more digits than its factorization.
227894857442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362 (or 92 counting only the distinct ones).
The product of its digits is 72253440, while the sum is 62.
The spelling of 227894857442 in words is "two hundred twenty-seven billion, eight hundred ninety-four million, eight hundred fifty-seven thousand, four hundred forty-two".
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