Base | Representation |
---|---|
bin | 110101011011… |
… | …1011011111000 |
3 | 1221201021102201 |
4 | 1222313123320 |
5 | 24132424303 |
6 | 2440235544 |
7 | 460055266 |
oct | 152673370 |
9 | 57637381 |
10 | 28014328 |
11 | 148a4641 |
12 | 946bbb4 |
13 | 5a5b234 |
14 | 3a13436 |
15 | 26d581d |
hex | 1ab76f8 |
28014328 has 64 divisors (see below), whose sum is σ = 57784320. Its totient is φ = 12700800.
The previous prime is 28014323. The next prime is 28014331. The reversal of 28014328 is 82341082.
It is a junction number, because it is equal to n+sod(n) for n = 28014296 and 28014305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28014323) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394533 + ... + 394603.
It is an arithmetic number, because the mean of its divisors is an integer number (902880).
Almost surely, 228014328 is an apocalyptic number.
It is an amenable number.
28014328 is an abundant number, since it is smaller than the sum of its proper divisors (29769992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28014328 is a wasteful number, since it uses less digits than its factorization.
28014328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188 (or 184 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 28014328 is about 5292.8563177173. The cubic root of 28014328 is about 303.7106838871.
The spelling of 28014328 in words is "twenty-eight million, fourteen thousand, three hundred twenty-eight".
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