Base | Representation |
---|---|
bin | 1010011110111110000000 |
3 | 12011121221110 |
4 | 22132332000 |
5 | 1200421123 |
6 | 134523320 |
7 | 32234334 |
oct | 12367600 |
9 | 5147843 |
10 | 2748288 |
11 | 1607914 |
12 | b06540 |
13 | 752c0a |
14 | 5177c4 |
15 | 394493 |
hex | 29ef80 |
2748288 has 64 divisors (see below), whose sum is σ = 7747920. Its totient is φ = 860160.
The previous prime is 2748287. The next prime is 2748313. The reversal of 2748288 is 8828472.
2748288 is nontrivially palindromic in base 15.
2748288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (64).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2748281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6318 + ... + 6738.
22748288 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2748288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3873960).
2748288 is an abundant number, since it is smaller than the sum of its proper divisors (4999632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2748288 is a wasteful number, since it uses less digits than its factorization.
2748288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 455 (or 443 counting only the distinct ones).
The product of its digits is 57344, while the sum is 39.
The square root of 2748288 is about 1657.7961273932. The cubic root of 2748288 is about 140.0728872167.
The spelling of 2748288 in words is "two million, seven hundred forty-eight thousand, two hundred eighty-eight".
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