Base | Representation |
---|---|
bin | 1010001111001110… |
… | …0110000010000000 |
3 | 21002112020121012202 |
4 | 2203303212002000 |
5 | 21112020230303 |
6 | 1132411412332 |
7 | 125050260632 |
oct | 24363460200 |
9 | 7075217182 |
10 | 2748211328 |
11 | 1190325935 |
12 | 6484540a8 |
13 | 34a496965 |
14 | 1c0dc2a52 |
15 | 111409c88 |
hex | a3ce6080 |
2748211328 has 32 divisors (see below), whose sum is σ = 5505247020. Its totient is φ = 1366502400.
The previous prime is 2748211321. The next prime is 2748211339. The reversal of 2748211328 is 8231128472.
It can be written as a sum of positive squares in 2 ways, for example, as 2531297344 + 216913984 = 50312^2 + 14728^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 2748211291 and 2748211300.
It is not an unprimeable number, because it can be changed into a prime (2748211321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36143 + ... + 82478.
Almost surely, 22748211328 is an apocalyptic number.
It is an amenable number.
2748211328 is an abundant number, since it is smaller than the sum of its proper divisors (2757035692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2748211328 is a wasteful number, since it uses less digits than its factorization.
2748211328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118816 (or 118804 counting only the distinct ones).
The product of its digits is 43008, while the sum is 38.
The square root of 2748211328 is about 52423.3853160972. The cubic root of 2748211328 is about 1400.7158461570.
The spelling of 2748211328 in words is "two billion, seven hundred forty-eight million, two hundred eleven thousand, three hundred twenty-eight".
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