521 × 769

Prime Factor Structure

Factorization String 521 × 769

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 401,940

Proper Divisor Sum 1,291

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #400643 ← → #400651

1 521 769 400,649

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

400,649 1,201,948 600,974 300,487 901,462 450,731 1,352,194 676,097 2,028,292 1,014,146 507,073 1,521,220 760,610 380,305 1,140,916 570,458 285,229 855,688 427,844 213,922 106,961 320,884 160,442 80,221 240,664 120,332 60,166 30,083 90,250 45,125 135,376 67,688 33,844 16,922 8,461 25,384 12,692 6,346 3,173 9,520 4,760 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425

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