13 × 17 × 19 × 2137

Prime Factor Structure

Factorization String 13 × 17 × 19 × 2137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,775,520

Proper Divisor Sum 1,802,257

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #8973259 ← → #8973269

1 13 17 19 221 247 323 2,137 4,199 27,781 36,329 40,603 472,277 527,839 690,251 8,973,263

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

8,973,263 26,919,790 13,459,895 40,379,686 20,189,843 60,569,530 30,284,765 90,854,296 45,427,148 22,713,574 11,356,787 34,070,362 17,035,181 51,105,544 25,552,772 12,776,386 6,388,193 19,164,580 9,582,290 4,791,145 14,373,436 7,186,718 3,593,359 10,780,078 5,390,039 16,170,118 8,085,059 24,255,178 12,127,589 36,382,768 18,191,384 9,095,692 4,547,846 2,273,923 6,821,770 3,410,885 10,232,656 5,116,328 2,558,164 1,279,082 639,541 1,918,624 959,312 479,656 239,828 119,914 59,957 179,872 89,936 44,968 22,484 11,242 5,621 16,864 8,432 4,216 2,108 1,054 527 1,582

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