3 × 5 × 137 × 199

Prime Factor Structure

Factorization String 3 × 5 × 137 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 662,400

Proper Divisor Sum 253,455

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #408943 ← → #408953

1 3 5 15 137 199 411 597 685 995 2,055 2,985 27,263 81,789 136,315 408,945

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

408,945 1,226,836 613,418 306,709 920,128 460,064 230,032 115,016 57,508 28,754 14,377 43,132 21,566 10,783 32,350 16,175 48,526 24,263 72,790 36,395 109,186 54,593 163,780 81,890 40,945 122,836 61,418 30,709 92,128 46,064 23,032 11,516 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572

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