3 × 5 × 37 × 1237

Prime Factor Structure

Factorization String 3 × 5 × 37 × 1237

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,129,056

Proper Divisor Sum 442,521

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #686519 ← → #686551

1 3 5 15 37 111 185 555 1,237 3,711 6,185 18,555 45,769 137,307 228,845 686,535

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

686,535 2,059,606 1,029,803 3,089,410 1,544,705 4,634,116 2,317,058 1,158,529 3,475,588 1,737,794 868,897 2,606,692 1,303,346 651,673 1,955,020 977,510 488,755 1,466,266 733,133 2,199,400 1,099,700 549,850 274,925 824,776 412,388 206,194 103,097 309,292 154,646 77,323 231,970 115,985 347,956 173,978 86,989 260,968 130,484 65,242 32,621 97,864 48,932 24,466 12,233 36,700 18,350 9,175 27,526 13,763 41,290 20,645 61,936 30,968 15,484 7,742 3,871 11,614 5,807 17,422 8,711 26,134

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