2 × 5 × 211 × 389

Prime Factor Structure

Factorization String 2 × 5 × 211 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,488,240

Proper Divisor Sum 667,450

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #820789 ← → #820793

1 2 5 10 211 389 422 778 1,055 1,945 2,110 3,890 82,079 164,158 410,395 820,790

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

820,790 410,395 1,231,186 615,593 1,846,780 923,390 461,695 1,385,086 692,543 2,077,630 1,038,815 3,116,446 1,558,223 4,674,670 2,337,335 7,012,006 3,506,003 10,518,010 5,259,005 15,777,016 7,888,508 3,944,254 1,972,127 5,916,382 2,958,191 8,874,574 4,437,287 13,311,862 6,655,931 19,967,794 9,983,897 29,951,692 14,975,846 7,487,923 22,463,770 11,231,885 33,695,656 16,847,828 8,423,914 4,211,957 12,635,872 6,317,936 3,158,968 1,579,484 789,742 394,871 1,184,614 592,307 1,776,922 888,461 2,665,384 1,332,692 666,346 333,173 999,520 499,760 249,880 124,940 62,470 31,235

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