Base | Representation |
---|---|
bin | 11011000101011… |
… | …10110000100100 |
3 | 120211112101002120 |
4 | 31202232300210 |
5 | 431131130403 |
6 | 34313505540 |
7 | 5426144442 |
oct | 1542566044 |
9 | 524471076 |
10 | 227208228 |
11 | 1072869a5 |
12 | 641122b0 |
13 | 380c2650 |
14 | 22265b92 |
15 | 14e30e53 |
hex | d8aec24 |
227208228 has 48 divisors (see below), whose sum is σ = 572664960. Its totient is φ = 69698304.
The previous prime is 227208217. The next prime is 227208253. The reversal of 227208228 is 822802722.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 53976 + ... + 58032.
It is an arithmetic number, because the mean of its divisors is an integer number (11930520).
Almost surely, 2227208228 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 227208228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286332480).
227208228 is an abundant number, since it is smaller than the sum of its proper divisors (345456732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227208228 is a wasteful number, since it uses less digits than its factorization.
227208228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4436 (or 4434 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 33.
The square root of 227208228 is about 15073.4278782233. The cubic root of 227208228 is about 610.2034867124.
The spelling of 227208228 in words is "two hundred twenty-seven million, two hundred eight thousand, two hundred twenty-eight".
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