31 × 569

Prime Factor Structure

Factorization String 31 × 569

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 18,240

Proper Divisor Sum 601

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #17627 ← → #17657

1 31 569 17,639

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

17,639 52,918 26,459 79,378 39,689 119,068 59,534 29,767 89,302 44,651 133,954 66,977 200,932 100,466 50,233 150,700 75,350 37,675 113,026 56,513 169,540 84,770 42,385 127,156 63,578 31,789 95,368 47,684 23,842 11,921 35,764 17,882 8,941 26,824 13,412 6,706 3,353 10,060 5,030 2,515 7,546 3,773 11,320 5,660 2,830 1,415 4,246 2,123 6,370 3,185 9,556 4,778 2,389 7,168 3,584 1,792 896 448 224 112

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