3 × 13 × 42649

Prime Factor Structure

Factorization String 3 × 13 × 42649

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,388,400

Proper Divisor Sum 725,089

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1663309 ← → #1663327

1 3 13 39 42,649 127,947 554,437 1,663,311

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

1,663,311 4,989,934 2,494,967 7,484,902 3,742,451 11,227,354 5,613,677 16,841,032 8,420,516 4,210,258 2,105,129 6,315,388 3,157,694 1,578,847 4,736,542 2,368,271 7,104,814 3,552,407 10,657,222 5,328,611 15,985,834 7,992,917 23,978,752 11,989,376 5,994,688 2,997,344 1,498,672 749,336 374,668 187,334 93,667 281,002 140,501 421,504 210,752 105,376 52,688 26,344 13,172 6,586 3,293 9,880 4,940 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762

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