2 × 11 × 131 × 139

Prime Factor Structure

Factorization String 2 × 11 × 131 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 665,280

Proper Divisor Sum 264,682

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #400597 ← → #400601

1 2 11 22 131 139 262 278 1,441 1,529 2,882 3,058 18,209 36,418 200,299 400,598

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

400,598 200,299 600,898 300,449 901,348 450,674 225,337 676,012 338,006 169,003 507,010 253,505 760,516 380,258 190,129 570,388 285,194 142,597 427,792 213,896 106,948 53,474 26,737 80,212 40,106 20,053 60,160 30,080 15,040 7,520 3,760 1,880 940 470 235 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430

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