13 × 19 × 41 × 409

Prime Factor Structure

Factorization String 13 × 19 × 41 × 409

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,821,600

Proper Divisor Sum 679,657

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #4141937 ← → #4141957

1 13 19 41 247 409 533 779 5,317 7,771 10,127 16,769 101,023 217,997 318,611 4,141,943

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

4,141,943 12,425,830 6,212,915 18,638,746 9,319,373 27,958,120 13,979,060 6,989,530 3,494,765 10,484,296 5,242,148 2,621,074 1,310,537 3,931,612 1,965,806 982,903 2,948,710 1,474,355 4,423,066 2,211,533 6,634,600 3,317,300 1,658,650 829,325 2,487,976 1,243,988 621,994 310,997 932,992 466,496 233,248 116,624 58,312 29,156 14,578 7,289 21,868 10,934 5,467 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572 7,786 3,893 11,680 5,840 2,920 1,460 730

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