3² × 71 × 631

Prime Factor Structure

Factorization String 3^2 × 71 × 631

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 591,552

Proper Divisor Sum 188,343

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #403181 ← → #403219

1 3 9 71 213 631 639 1,893 5,679 44,801 134,403 403,209

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

403,209 1,209,628 604,814 302,407 907,222 453,611 1,360,834 680,417 2,041,252 1,020,626 510,313 1,530,940 765,470 382,735 1,148,206 574,103 1,722,310 861,155 2,583,466 1,291,733 3,875,200 1,937,600 968,800 484,400 242,200 121,100 60,550 30,275 90,826 45,413 136,240 68,120 34,060 17,030 8,515 25,546 12,773 38,320 19,160 9,580 4,790 2,395 7,186 3,593 10,780 5,390 2,695 8,086 4,043 12,130 6,065 18,196 9,098 4,549 13,648 6,824 3,412 1,706 853 2,560

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