Base | Representation |
---|---|
bin | 110110110011… |
… | …0111111000110 |
3 | 2000001210210100 |
4 | 1231212333012 |
5 | 24323432012 |
6 | 2503504530 |
7 | 466141536 |
oct | 155467706 |
9 | 60053710 |
10 | 28733382 |
11 | 152458a7 |
12 | 9758146 |
13 | 5c50602 |
14 | 3b5d4c6 |
15 | 27c88dc |
hex | 1b66fc6 |
28733382 has 12 divisors (see below), whose sum is σ = 62255700. Its totient is φ = 9577788.
The previous prime is 28733359. The next prime is 28733387. The reversal of 28733382 is 28333782.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28733387) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 798132 + ... + 798167.
It is an arithmetic number, because the mean of its divisors is an integer number (5187975).
Almost surely, 228733382 is an apocalyptic number.
28733382 is an abundant number, since it is smaller than the sum of its proper divisors (33522318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28733382 is a wasteful number, since it uses less digits than its factorization.
28733382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1596307 (or 1596304 counting only the distinct ones).
The product of its digits is 48384, while the sum is 36.
The square root of 28733382 is about 5360.3527868975. The cubic root of 28733382 is about 306.2872478921.
The spelling of 28733382 in words is "twenty-eight million, seven hundred thirty-three thousand, three hundred eighty-two".
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