3 × 19 × 2689

Prime Factor Structure

Factorization String 3 × 19 × 2689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 215,200

Proper Divisor Sum 61,927

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #153271 ← → #153277

1 3 19 57 2,689 8,067 51,091 153,273

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

153,273 459,820 229,910 114,955 344,866 172,433 517,300 258,650 129,325 387,976 193,988 96,994 48,497 145,492 72,746 36,373 109,120 54,560 27,280 13,640 6,820 3,410 1,705 5,116 2,558 1,279 3,838 1,919 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 7,786 3,893 11,680 5,840

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