Base | Representation |
---|---|
bin | 10001001010111… |
… | …000010101111011 |
3 | 202002001012202001 |
4 | 101022320111323 |
5 | 1042221034031 |
6 | 44330121431 |
7 | 10065340222 |
oct | 2112702573 |
9 | 662035661 |
10 | 288064891 |
11 | 138672464 |
12 | 80580277 |
13 | 478ac4ca |
14 | 2a387cb9 |
15 | 1a452861 |
hex | 112b857b |
288064891 has 2 divisors, whose sum is σ = 288064892. Its totient is φ = 288064890.
The previous prime is 288064853. The next prime is 288064897. The reversal of 288064891 is 198460882.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 288064891 - 29 = 288064379 is a prime.
It is not a weakly prime, because it can be changed into another prime (288064897) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144032445 + 144032446.
It is an arithmetic number, because the mean of its divisors is an integer number (144032446).
Almost surely, 2288064891 is an apocalyptic number.
288064891 is a deficient number, since it is larger than the sum of its proper divisors (1).
288064891 is an equidigital number, since it uses as much as digits as its factorization.
288064891 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 221184, while the sum is 46.
The square root of 288064891 is about 16972.4745102180. The cubic root of 288064891 is about 660.4350445175.
The spelling of 288064891 in words is "two hundred eighty-eight million, sixty-four thousand, eight hundred ninety-one".
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