Base | Representation |
---|---|
bin | 10001101110011… |
… | …110010011100100 |
3 | 202201121020211111 |
4 | 101232132103210 |
5 | 1102113123203 |
6 | 45302114404 |
7 | 10240551031 |
oct | 2156362344 |
9 | 681536744 |
10 | 297395428 |
11 | 142965650 |
12 | 8371ba04 |
13 | 497c8435 |
14 | 2b6d6388 |
15 | 1b19726d |
hex | 11b9e4e4 |
297395428 has 48 divisors (see below), whose sum is σ = 600929280. Its totient is φ = 127450400.
The previous prime is 297395419. The next prime is 297395443. The reversal of 297395428 is 824593792.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69783 + ... + 73921.
It is an arithmetic number, because the mean of its divisors is an integer number (12519360).
Almost surely, 2297395428 is an apocalyptic number.
It is an amenable number.
297395428 is an abundant number, since it is smaller than the sum of its proper divisors (303533852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
297395428 is a wasteful number, since it uses less digits than its factorization.
297395428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4248 (or 4246 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 49.
The square root of 297395428 is about 17245.1566533911. The cubic root of 297395428 is about 667.4899982136.
The spelling of 297395428 in words is "two hundred ninety-seven million, three hundred ninety-five thousand, four hundred twenty-eight".
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