Base | Representation |
---|---|
bin | 11011001100000… |
… | …11011001110110 |
3 | 120220011121212121 |
4 | 31212003121312 |
5 | 431342013342 |
6 | 34344310154 |
7 | 5436433000 |
oct | 1546033166 |
9 | 526147777 |
10 | 228079222 |
11 | 107821328 |
12 | 6447235a |
13 | 38338c27 |
14 | 22411370 |
15 | 15054067 |
hex | d983676 |
228079222 has 16 divisors (see below), whose sum is σ = 398973600. Its totient is φ = 97747944.
The previous prime is 228079219. The next prime is 228079237. The reversal of 228079222 is 222970822.
It is a super-3 number, since 3×2280792223 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165553 + ... + 166924.
It is an arithmetic number, because the mean of its divisors is an integer number (24935850).
Almost surely, 2228079222 is an apocalyptic number.
228079222 is a deficient number, since it is larger than the sum of its proper divisors (170894378).
228079222 is an equidigital number, since it uses as much as digits as its factorization.
228079222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 332500 (or 332486 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 228079222 is about 15102.2919452645. The cubic root of 228079222 is about 610.9822230027.
The spelling of 228079222 in words is "two hundred twenty-eight million, seventy-nine thousand, two hundred twenty-two".
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