17 × 21991

Prime Factor Structure

Factorization String 17 × 21991

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 395,856

Proper Divisor Sum 22,009

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #373837 ← → #373859

1 17 21,991 373,847

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

373,847 1,121,542 560,771 1,682,314 841,157 2,523,472 1,261,736 630,868 315,434 157,717 473,152 236,576 118,288 59,144 29,572 14,786 7,393 22,180 11,090 5,545 16,636 8,318 4,159 12,478 6,239 18,718 9,359 28,078 14,039 42,118 21,059 63,178 31,589 94,768 47,384 23,692 11,846 5,923 17,770 8,885 26,656 13,328 6,664 3,332 1,666 833 2,500 1,250 625 1,876 938 469 1,408 704 352 176 88 44 22 11

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