3 × 19 × 31 × 181

Prime Factor Structure

Factorization String 3 × 19 × 31 × 181

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 465,920

Proper Divisor Sum 146,093

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #319819 ← → #319829

1 3 19 31 57 93 181 543 589 1,767 3,439 5,611 10,317 16,833 106,609 319,827

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

319,827 959,482 479,741 1,439,224 719,612 359,806 179,903 539,710 269,855 809,566 404,783 1,214,350 607,175 1,821,526 910,763 2,732,290 1,366,145 4,098,436 2,049,218 1,024,609 3,073,828 1,536,914 768,457 2,305,372 1,152,686 576,343 1,729,030 864,515 2,593,546 1,296,773 3,890,320 1,945,160 972,580 486,290 243,145 729,436 364,718 182,359 547,078 273,539 820,618 410,309 1,230,928 615,464 307,732 153,866 76,933 230,800 115,400 57,700 28,850 14,425 43,276 21,638 10,819 32,458 16,229 48,688 24,344 12,172

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