Base | Representation |
---|---|
bin | 11011001011111… |
… | …11001111000000 |
3 | 120220010202110002 |
4 | 31211333033000 |
5 | 431340442034 |
6 | 34344055132 |
7 | 5436332132 |
oct | 1545771700 |
9 | 526122402 |
10 | 228062144 |
11 | 10780a512 |
12 | 644644a8 |
13 | 3833121b |
14 | 22409052 |
15 | 1504de7e |
hex | d97f3c0 |
228062144 has 28 divisors (see below), whose sum is σ = 457657200. Its totient is φ = 112747008.
The previous prime is 228062069. The next prime is 228062161. The reversal of 228062144 is 441260822.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14324 + ... + 25715.
It is an arithmetic number, because the mean of its divisors is an integer number (16344900).
Almost surely, 2228062144 is an apocalyptic number.
It is an amenable number.
228062144 is an abundant number, since it is smaller than the sum of its proper divisors (229595056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228062144 is an equidigital number, since it uses as much as digits as its factorization.
228062144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40140 (or 40130 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 228062144 is about 15101.7265238118. The cubic root of 228062144 is about 610.9669730166.
The spelling of 228062144 in words is "two hundred twenty-eight million, sixty-two thousand, one hundred forty-four".
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