5 × 11 × 31 × 1291

Prime Factor Structure

Factorization String 5 × 11 × 31 × 1291

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,976,768

Proper Divisor Sum 775,613

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #2201149 ← → #2201161

1 5 11 31 55 155 341 1,291 1,705 6,455 14,201 40,021 71,005 200,105 440,231 2,201,155

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

2,201,155 6,603,466 3,301,733 9,905,200 4,952,600 2,476,300 1,238,150 619,075 1,857,226 928,613 2,785,840 1,392,920 696,460 348,230 174,115 522,346 261,173 783,520 391,760 195,880 97,940 48,970 24,485 73,456 36,728 18,364 9,182 4,591 13,774 6,887 20,662 10,331 30,994 15,497 46,492 23,246 11,623 34,870 17,435 52,306 26,153 78,460 39,230 19,615 58,846 29,423 88,270 44,135 132,406 66,203 198,610 99,305 297,916 148,958 74,479 223,438 111,719 335,158 167,579 502,738

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