Base | Representation |
---|---|
bin | 1010011110111011001001 |
3 | 12011121200200 |
4 | 22132323021 |
5 | 1200414410 |
6 | 134522413 |
7 | 32233653 |
oct | 12367311 |
9 | 5147620 |
10 | 2748105 |
11 | 1607768 |
12 | b06409 |
13 | 752ac9 |
14 | 5176d3 |
15 | 3943c0 |
hex | 29eec9 |
2748105 has 24 divisors (see below), whose sum is σ = 4804488. Its totient is φ = 1453056.
The previous prime is 2748089. The next prime is 2748113. The reversal of 2748105 is 5018472.
It can be written as a sum of positive squares in 4 ways, for example, as 665856 + 2082249 = 816^2 + 1443^2 .
It is not a de Polignac number, because 2748105 - 24 = 2748089 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7609 + ... + 7961.
It is an arithmetic number, because the mean of its divisors is an integer number (200187).
22748105 is an apocalyptic number.
It is an amenable number.
2748105 is a deficient number, since it is larger than the sum of its proper divisors (2056383).
2748105 is a wasteful number, since it uses less digits than its factorization.
2748105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 537 (or 534 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 2748105 is about 1657.7409327154. The cubic root of 2748105 is about 140.0697781409.
The spelling of 2748105 in words is "two million, seven hundred forty-eight thousand, one hundred five".
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