3 × 7 × 37 × 281

Prime Factor Structure

Factorization String 3 × 7 × 37 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 342,912

Proper Divisor Sum 124,575

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #218287 ← → #218357

1 3 7 21 37 111 259 281 777 843 1,967 5,901 10,397 31,191 72,779 218,337

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

218,337 655,012 327,506 163,753 491,260 245,630 122,815 368,446 184,223 552,670 276,335 829,006 414,503 1,243,510 621,755 1,865,266 932,633 2,797,900 1,398,950 699,475 2,098,426 1,049,213 3,147,640 1,573,820 786,910 393,455 1,180,366 590,183 1,770,550 885,275 2,655,826 1,327,913 3,983,740 1,991,870 995,935 2,987,806 1,493,903 4,481,710 2,240,855 6,722,566 3,361,283 10,083,850 5,041,925 15,125,776 7,562,888 3,781,444 1,890,722 945,361 2,836,084 1,418,042 709,021 2,127,064 1,063,532 531,766 265,883 797,650 398,825 1,196,476 598,238 299,119

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