maxPrimeFactor

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Subhajit Sahu edited this page Aug 9, 2022 · 1 revision

Find the greatest prime number which divides a bigint.

Similar: minPrimeFactor, maxPrimeFactor, primeFactors.

function maxPrimeFactor(x)
// x: a bigint

const xbigint = require('extra-bigint');


xbigint.maxPrimeFactor(1n);
// → 0n

xbigint.maxPrimeFactor(3n);
// → 3n

xbigint.maxPrimeFactor(21n);
// → 7n

xbigint.maxPrimeFactor(55n);
// → 11n

xbigint.maxPrimeFactor(53n);
// → 53n

References