Base | Representation |
---|---|
bin | 10001101110011… |
… | …100010101000010 |
3 | 202201120211201120 |
4 | 101232130111002 |
5 | 1102112343310 |
6 | 45302013110 |
7 | 10240515312 |
oct | 2156342502 |
9 | 681524646 |
10 | 297387330 |
11 | 14295a559 |
12 | 83717196 |
13 | 497c4846 |
14 | 2b6d3442 |
15 | 1b194b70 |
hex | 11b9c542 |
297387330 has 32 divisors (see below), whose sum is σ = 728918784. Its totient is φ = 77615616.
The previous prime is 297387289. The next prime is 297387367. The reversal of 297387330 is 33783792.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104047 + ... + 106866.
It is an arithmetic number, because the mean of its divisors is an integer number (22778712).
Almost surely, 2297387330 is an apocalyptic number.
297387330 is an abundant number, since it is smaller than the sum of its proper divisors (431531454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
297387330 is a wasteful number, since it uses less digits than its factorization.
297387330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210970.
The product of its (nonzero) digits is 190512, while the sum is 42.
The square root of 297387330 is about 17244.9218612321. The cubic root of 297387330 is about 667.4839396324.
The spelling of 297387330 in words is "two hundred ninety-seven million, three hundred eighty-seven thousand, three hundred thirty".
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