Base | Representation |
---|---|
bin | 11011000101110… |
… | …10001111110000 |
3 | 120211121202122020 |
4 | 31202322033300 |
5 | 431134132110 |
6 | 34314511440 |
7 | 5426431560 |
oct | 1542721760 |
9 | 524552566 |
10 | 227255280 |
11 | 10730928a |
12 | 64135580 |
13 | 3810aba5 |
14 | 22278da0 |
15 | 14e3ed70 |
hex | d8ba3f0 |
227255280 has 80 divisors (see below), whose sum is σ = 805138944. Its totient is φ = 51943680.
The previous prime is 227255279. The next prime is 227255297. The reversal of 227255280 is 82552722.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65956 + ... + 69315.
Almost surely, 2227255280 is an apocalyptic number.
227255280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
227255280 is an abundant number, since it is smaller than the sum of its proper divisors (577883664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227255280 is a wasteful number, since it uses less digits than its factorization.
227255280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135294 (or 135288 counting only the distinct ones).
The product of its (nonzero) digits is 22400, while the sum is 33.
The square root of 227255280 is about 15074.9885572096. The cubic root of 227255280 is about 610.2456056577.
The spelling of 227255280 in words is "two hundred twenty-seven million, two hundred fifty-five thousand, two hundred eighty".
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