19 × 2143

Prime Factor Structure

Factorization String 19 × 2143

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 42,880

Proper Divisor Sum 2,163

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #40709 ← → #40739

1 19 2,143 40,717

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

40,717 122,152 61,076 30,538 15,269 45,808 22,904 11,452 5,726 2,863 8,590 4,295 12,886 6,443 19,330 9,665 28,996 14,498 7,249 21,748 10,874 5,437 16,312 8,156 4,078 2,039 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260

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