13 × 19 × 1579

Prime Factor Structure

Factorization String 13 × 19 × 1579

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 442,400

Proper Divisor Sum 52,387

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #390001 ← → #390043

1 13 19 247 1,579 20,527 30,001 390,013

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

390,013 1,170,040 585,020 292,510 146,255 438,766 219,383 658,150 329,075 987,226 493,613 1,480,840 740,420 370,210 185,105 555,316 277,658 138,829 416,488 208,244 104,122 52,061 156,184 78,092 39,046 19,523 58,570 29,285 87,856 43,928 21,964 10,982 5,491 16,474 8,237 24,712 12,356 6,178 3,089 9,268 4,634 2,317 6,952 3,476 1,738 869 2,608 1,304 652 326 163 490 245 736 368 184 92 46 23 70

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