3 × 7 × 563 × 1487

Prime Factor Structure

Factorization String 3 × 7 × 563 × 1487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,855,424

Proper Divisor Sum 9,274,623

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #17580791 ← → #17580803

1 3 7 21 563 1,487 1,689 3,941 4,461 10,409 11,823 31,227 837,181 2,511,543 5,860,267 17,580,801

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

17,580,801 52,742,404 26,371,202 13,185,601 39,556,804 19,778,402 9,889,201 29,667,604 14,833,802 7,416,901 22,250,704 11,125,352 5,562,676 2,781,338 1,390,669 4,172,008 2,086,004 1,043,002 521,501 1,564,504 782,252 391,126 195,563 586,690 293,345 880,036 440,018 220,009 660,028 330,014 165,007 495,022 247,511 742,534 371,267 1,113,802 556,901 1,670,704 835,352 417,676 208,838 104,419 313,258 156,629 469,888 234,944 117,472 58,736 29,368 14,684 7,342 3,671 11,014 5,507 16,522 8,261 24,784 12,392 6,196 3,098

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