Base | Representation |
---|---|
bin | 10000111111001… |
… | …011010100100001 |
3 | 201212021100020122 |
4 | 100333023110201 |
5 | 1040424400042 |
6 | 44140250025 |
7 | 10030301513 |
oct | 2077132441 |
9 | 655240218 |
10 | 284996897 |
11 | 136967429 |
12 | 7b540915 |
13 | 47076c23 |
14 | 29bc9bb3 |
15 | 1a0487d2 |
hex | 10fcb521 |
284996897 has 2 divisors, whose sum is σ = 284996898. Its totient is φ = 284996896.
The previous prime is 284996869. The next prime is 284996939. The reversal of 284996897 is 798699482.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 208975936 + 76020961 = 14456^2 + 8719^2 .
It is a cyclic number.
It is not a de Polignac number, because 284996897 - 28 = 284996641 is a prime.
It is not a weakly prime, because it can be changed into another prime (284996807) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142498448 + 142498449.
It is an arithmetic number, because the mean of its divisors is an integer number (142498449).
Almost surely, 2284996897 is an apocalyptic number.
It is an amenable number.
284996897 is a deficient number, since it is larger than the sum of its proper divisors (1).
284996897 is an equidigital number, since it uses as much as digits as its factorization.
284996897 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15676416, while the sum is 62.
The square root of 284996897 is about 16881.8511129556. The cubic root of 284996897 is about 658.0820481693.
The spelling of 284996897 in words is "two hundred eighty-four million, nine hundred ninety-six thousand, eight hundred ninety-seven".
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