Base | Representation |
---|---|
bin | 111111100001001011000 |
3 | 10220202002201 |
4 | 13330021120 |
5 | 1013100433 |
6 | 112335544 |
7 | 23456062 |
oct | 7741130 |
9 | 3822081 |
10 | 2081368 |
11 | 11a1843 |
12 | 8445b4 |
13 | 57b4a3 |
14 | 3c2732 |
15 | 2b1a7d |
hex | 1fc258 |
2081368 has 8 divisors (see below), whose sum is σ = 3902580. Its totient is φ = 1040680.
The previous prime is 2081353. The next prime is 2081369. The reversal of 2081368 is 8631802.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2081369) 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 as a sum of consecutive naturals, namely, 130078 + ... + 130093.
22081368 is an apocalyptic number.
It is an amenable number.
2081368 is a deficient number, since it is larger than the sum of its proper divisors (1821212).
2081368 is a wasteful number, since it uses less digits than its factorization.
2081368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260177 (or 260173 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 2081368 is about 1442.6947008983. The cubic root of 2081368 is about 127.6780646708.
The spelling of 2081368 in words is "two million, eighty-one thousand, three hundred sixty-eight".
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