Base | Representation |
---|---|
bin | 11011001100100… |
… | …10100110010000 |
3 | 120220021210020120 |
4 | 31212102212100 |
5 | 431401011311 |
6 | 34345510240 |
7 | 5440112304 |
oct | 1546224620 |
9 | 526253216 |
10 | 228141456 |
11 | 107864064 |
12 | 644a2380 |
13 | 3835b35a |
14 | 22429d04 |
15 | 15067706 |
hex | d992990 |
228141456 has 40 divisors (see below), whose sum is σ = 590750880. Its totient is φ = 75868416.
The previous prime is 228141449. The next prime is 228141461. The reversal of 228141456 is 654141822.
It is a happy 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, 15900 + ... + 26628.
It is an arithmetic number, because the mean of its divisors is an integer number (14768772).
Almost surely, 2228141456 is an apocalyptic number.
It is an amenable number.
228141456 is an abundant number, since it is smaller than the sum of its proper divisors (362609424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228141456 is a wasteful number, since it uses less digits than its factorization.
228141456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11183 (or 11177 counting only the distinct ones).
The product of its digits is 15360, while the sum is 33.
The square root of 228141456 is about 15104.3522204694. The cubic root of 228141456 is about 611.0377890898.
The spelling of 228141456 in words is "two hundred twenty-eight million, one hundred forty-one thousand, four hundred fifty-six".
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