maxPrimeFactor

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

Find the greatest prime number which divides a number.

Similar: minPrimeFactor, maxPrimeFactor, primeFactors.

function maxPrimeFactor(x)
// x: a number

const xnumber = require('extra-number');


xnumber.maxPrimeFactor(1);
// → 0

xnumber.maxPrimeFactor(3);
// → 3

xnumber.maxPrimeFactor(21);
// → 7

xnumber.maxPrimeFactor(55);
// → 11

xnumber.maxPrimeFactor(53);
// → 53

References