3 × 17 × 199 × 521

Prime Factor Structure

Factorization String 3 × 17 × 199 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,516,800

Proper Divisor Sum 2,229,171

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #5287627 ← → #5287649

1 3 17 51 199 521 597 1,563 3,383 8,857 10,149 26,571 103,679 311,037 1,762,543 5,287,629

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

5,287,629 15,862,888 7,931,444 3,965,722 1,982,861 5,948,584 2,974,292 1,487,146 743,573 2,230,720 1,115,360 557,680 278,840 139,420 69,710 34,855 104,566 52,283 156,850 78,425 235,276 117,638 58,819 176,458 88,229 264,688 132,344 66,172 33,086 16,543 49,630 24,815 74,446 37,223 111,670 55,835 167,506 83,753 251,260 125,630 62,815 188,446 94,223 282,670 141,335 424,006 212,003 636,010 318,005 954,016 477,008 238,504 119,252 59,626 29,813 89,440 44,720 22,360 11,180 5,590

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