2² × 3 × 5 × 13 × 521

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 13 × 521

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,227,744

Proper Divisor Sum 821,364

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #406361 ← → #406381

1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 521 780 1,042 1,563 2,084 2,605 3,126 5,210 6,252 6,773 7,815 10,420 13,546 15,630 20,319 27,092 31,260 33,865 40,638 67,730 81,276 101,595 135,460 203,190 406,380

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

406,380 203,190 101,595 304,786 152,393 457,180 228,590 114,295 342,886 171,443 514,330 257,165 771,496 385,748 192,874 96,437 289,312 144,656 72,328 36,164 18,082 9,041 27,124 13,562 6,781 20,344 10,172 5,086 2,543 7,630 3,815 11,446 5,723 17,170 8,585 25,756 12,878 6,439 19,318 9,659 28,978 14,489 43,468 21,734 10,867 32,602 16,301 48,904 24,452 12,226 6,113 18,340 9,170 4,585 13,756 6,878 3,439 10,318 5,159 15,478

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