2 × 5 × 109 × 199

Prime Factor Structure

Factorization String 2 × 5 × 109 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 396,000

Proper Divisor Sum 179,090

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #216901 ← → #216911

1 2 5 10 109 199 218 398 545 995 1,090 1,990 21,691 43,382 108,455 216,910

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

216,910 108,455 325,366 162,683 488,050 244,025 732,076 366,038 183,019 549,058 274,529 823,588 411,794 205,897 617,692 308,846 154,423 463,270 231,635 694,906 347,453 1,042,360 521,180 260,590 130,295 390,886 195,443 586,330 293,165 879,496 439,748 219,874 109,937 329,812 164,906 82,453 247,360 123,680 61,840 30,920 15,460 7,730 3,865 11,596 5,798 2,899 8,698 4,349 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671 11,014 5,507 16,522 8,261

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