Base | Representation |
---|---|
bin | 1010101011001011101000 |
3 | 12021011120012 |
4 | 22223023220 |
5 | 1204021222 |
6 | 135551052 |
7 | 32533226 |
oct | 12531350 |
9 | 5234505 |
10 | 2798312 |
11 | 1641460 |
12 | b2b488 |
13 | 76c90a |
14 | 52bb16 |
15 | 3a41e2 |
hex | 2ab2e8 |
2798312 has 16 divisors (see below), whose sum is σ = 5724000. Its totient is φ = 1271920.
The previous prime is 2798303. The next prime is 2798317. The reversal of 2798312 is 2138972.
Added to its reverse (2138972) it gives a square (4937284 = 22222).
2798312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (2798317) 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 3 ways as a sum of consecutive naturals, for example, 15812 + ... + 15987.
It is an arithmetic number, because the mean of its divisors is an integer number (357750).
22798312 is an apocalyptic number.
2798312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2798312 is an abundant number, since it is smaller than the sum of its proper divisors (2925688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2798312 is a wasteful number, since it uses less digits than its factorization.
2798312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31816 (or 31812 counting only the distinct ones).
The product of its digits is 6048, while the sum is 32.
The square root of 2798312 is about 1672.8155905538. The cubic root of 2798312 is about 140.9176455185.
Adding to 2798312 its reverse (2138972), we get a square (4937284 = 22222).
The spelling of 2798312 in words is "two million, seven hundred ninety-eight thousand, three hundred twelve".
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