13 × 41 × 1201

Prime Factor Structure

Factorization String 13 × 41 × 1201

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 706,776

Proper Divisor Sum 66,643

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #640127 ← → #640139

1 13 41 533 1,201 15,613 49,241 640,133

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

640,133 1,920,400 960,200 480,100 240,050 120,025 360,076 180,038 90,019 270,058 135,029 405,088 202,544 101,272 50,636 25,318 12,659 37,978 18,989 56,968 28,484 14,242 7,121 21,364 10,682 5,341 16,024 8,012 4,006 2,003 6,010 3,005 9,016 4,508 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067

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