Base | Representation |
---|---|
bin | 11011001001011… |
… | …00001100101100 |
3 | 120212111110220012 |
4 | 31210230030230 |
5 | 431244101103 |
6 | 34332512352 |
7 | 5433414422 |
oct | 1544541454 |
9 | 525443805 |
10 | 227722028 |
11 | 1075a7a26 |
12 | 6431b6b8 |
13 | 38242481 |
14 | 2235b112 |
15 | 14ed32d8 |
hex | d92c32c |
227722028 has 24 divisors (see below), whose sum is σ = 405901104. Its totient is φ = 111758400.
The previous prime is 227721997. The next prime is 227722039. The reversal of 227722028 is 820227722.
It is a junction number, because it is equal to n+sod(n) for n = 227721985 and 227722003.
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 7 ways as a sum of consecutive naturals, for example, 193883 + ... + 195053.
It is an arithmetic number, because the mean of its divisors is an integer number (16912546).
Almost surely, 2227722028 is an apocalyptic number.
It is an amenable number.
227722028 is a deficient number, since it is larger than the sum of its proper divisors (178179076).
227722028 is a wasteful number, since it uses less digits than its factorization.
227722028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2033 (or 2031 counting only the distinct ones).
The product of its (nonzero) digits is 12544, while the sum is 32.
The square root of 227722028 is about 15090.4614906238. The cubic root of 227722028 is about 610.6631040443.
The spelling of 227722028 in words is "two hundred twenty-seven million, seven hundred twenty-two thousand, twenty-eight".
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