Base | Representation |
---|---|
bin | 11110110000011… |
… | …01000101011101 |
3 | 122222110220222112 |
4 | 33120031011131 |
5 | 1012022101133 |
6 | 41333523405 |
7 | 6251664122 |
oct | 1730150535 |
9 | 588426875 |
10 | 258003293 |
11 | 1226aa769 |
12 | 724a3565 |
13 | 415b5492 |
14 | 263a0749 |
15 | 179b5648 |
hex | f60d15d |
258003293 has 2 divisors, whose sum is σ = 258003294. Its totient is φ = 258003292.
The previous prime is 258003253. The next prime is 258003313. The reversal of 258003293 is 392300852.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 222695929 + 35307364 = 14923^2 + 5942^2 .
It is a cyclic number.
It is not a de Polignac number, because 258003293 - 212 = 257999197 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (258003253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129001646 + 129001647.
It is an arithmetic number, because the mean of its divisors is an integer number (129001647).
Almost surely, 2258003293 is an apocalyptic number.
It is an amenable number.
258003293 is a deficient number, since it is larger than the sum of its proper divisors (1).
258003293 is an equidigital number, since it uses as much as digits as its factorization.
258003293 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 258003293 is about 16062.4809104945. The cubic root of 258003293 is about 636.6123845000.
The spelling of 258003293 in words is "two hundred fifty-eight million, three thousand, two hundred ninety-three".
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