Base | Representation |
---|---|
bin | 10001101101011… |
… | …101110010100000 |
3 | 202201002211100002 |
4 | 101231131302200 |
5 | 1102031144133 |
6 | 45252315132 |
7 | 10235400425 |
oct | 2155356240 |
9 | 681084302 |
10 | 297131168 |
11 | 1427a5054 |
12 | 83612aa8 |
13 | 49735079 |
14 | 2b667d4c |
15 | 1b143ce8 |
hex | 11b5dca0 |
297131168 has 24 divisors (see below), whose sum is σ = 619388532. Its totient is φ = 139826176.
The previous prime is 297131143. The next prime is 297131171. The reversal of 297131168 is 861131792.
It can be written as a sum of positive squares in 2 ways, for example, as 296803984 + 327184 = 17228^2 + 572^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272555 + ... + 273642.
Almost surely, 2297131168 is an apocalyptic number.
It is an amenable number.
297131168 is an abundant number, since it is smaller than the sum of its proper divisors (322257364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
297131168 is a wasteful number, since it uses less digits than its factorization.
297131168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 546224 (or 546216 counting only the distinct ones).
The product of its digits is 18144, while the sum is 38.
The square root of 297131168 is about 17237.4930891937. The cubic root of 297131168 is about 667.2922332605.
The spelling of 297131168 in words is "two hundred ninety-seven million, one hundred thirty-one thousand, one hundred sixty-eight".
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