var bigint = require('bigint');! ! var b = bigint('782910138827292261791972728324982')! .sub('182373273283402171237474774728373')! .div(8);! ! console.log(b);!
function nthPrime(nth) {! function isPrime(p) {! for (let i = 2n; i < p; i++) {! if (p % i === 0n) return false;! }! return true;! }! for (let i = 2n; ; i++) {! if (isPrime(i)) {! if (--nth === 0n) return i;! }! }! }!