3² × 7 × 13337

Prime Factor Structure

Factorization String 3^2 × 7 × 13337

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,387,152

Proper Divisor Sum 546,921

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #840223 ← → #840239

1 3 7 9 21 63 13,337 40,011 93,359 120,033 280,077 840,231

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

840,231 2,520,694 1,260,347 3,781,042 1,890,521 5,671,564 2,835,782 1,417,891 4,253,674 2,126,837 6,380,512 3,190,256 1,595,128 797,564 398,782 199,391 598,174 299,087 897,262 448,631 1,345,894 672,947 2,018,842 1,009,421 3,028,264 1,514,132 757,066 378,533 1,135,600 567,800 283,900 141,950 70,975 212,926 106,463 319,390 159,695 479,086 239,543 718,630 359,315 1,077,946 538,973 1,616,920 808,460 404,230 202,115 606,346 303,173 909,520 454,760 227,380 113,690 56,845 170,536 85,268 42,634 21,317 63,952 31,976

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.