3 × 7 × 19 × 1237

Prime Factor Structure

Factorization String 3 × 7 × 19 × 1237

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 792,320

Proper Divisor Sum 298,757

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #493541 ← → #493567

1 3 7 19 21 57 133 399 1,237 3,711 8,659 23,503 25,977 70,509 164,521 493,563

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

493,563 1,480,690 740,345 2,221,036 1,110,518 555,259 1,665,778 832,889 2,498,668 1,249,334 624,667 1,874,002 937,001 2,811,004 1,405,502 702,751 2,108,254 1,054,127 3,162,382 1,581,191 4,743,574 2,371,787 7,115,362 3,557,681 10,673,044 5,336,522 2,668,261 8,004,784 4,002,392 2,001,196 1,000,598 500,299 1,500,898 750,449 2,251,348 1,125,674 562,837 1,688,512 844,256 422,128 211,064 105,532 52,766 26,383 79,150 39,575 118,726 59,363 178,090 89,045 267,136 133,568 66,784 33,392 16,696 8,348 4,174 2,087 6,262 3,131

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