2 × 7 × 17 × 1987

Prime Factor Structure

Factorization String 2 × 7 × 17 × 1987

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 858,816

Proper Divisor Sum 385,910

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #472883 ← → #472907

1 2 7 14 17 34 119 238 1,987 3,974 13,909 27,818 33,779 67,558 236,453 472,906

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

472,906 236,453 709,360 354,680 177,340 88,670 44,335 133,006 66,503 199,510 99,755 299,266 149,633 448,900 224,450 112,225 336,676 168,338 84,169 252,508 126,254 63,127 189,382 94,691 284,074 142,037 426,112 213,056 106,528 53,264 26,632 13,316 6,658 3,329 9,988 4,994 2,497 7,492 3,746 1,873 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334 167 502

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