11 × 13 × 19 × 311

Prime Factor Structure

Factorization String 11 × 13 × 19 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,048,320

Proper Divisor Sum 203,333

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #844957 ← → #844999

1 11 13 19 143 209 247 311 2,717 3,421 4,043 5,909 44,473 64,999 76,817 844,987

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

844,987 2,534,962 1,267,481 3,802,444 1,901,222 950,611 2,851,834 1,425,917 4,277,752 2,138,876 1,069,438 534,719 1,604,158 802,079 2,406,238 1,203,119 3,609,358 1,804,679 5,414,038 2,707,019 8,121,058 4,060,529 12,181,588 6,090,794 3,045,397 9,136,192 4,568,096 2,284,048 1,142,024 571,012 285,506 142,753 428,260 214,130 107,065 321,196 160,598 80,299 240,898 120,449 361,348 180,674 90,337 271,012 135,506 67,753 203,260 101,630 50,815 152,446 76,223 228,670 114,335 343,006 171,503 514,510 257,255 771,766 385,883 1,157,650

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