3 × 5 × 17 × 2221

Prime Factor Structure

Factorization String 3 × 5 × 17 × 2221

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 959,904

Proper Divisor Sum 393,549

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #566347 ← → #566387

1 3 5 15 17 51 85 255 2,221 6,663 11,105 33,315 37,757 113,271 188,785 566,355

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

566,355 1,699,066 849,533 2,548,600 1,274,300 637,150 318,575 955,726 477,863 1,433,590 716,795 2,150,386 1,075,193 3,225,580 1,612,790 806,395 2,419,186 1,209,593 3,628,780 1,814,390 907,195 2,721,586 1,360,793 4,082,380 2,041,190 1,020,595 3,061,786 1,530,893 4,592,680 2,296,340 1,148,170 574,085 1,722,256 861,128 430,564 215,282 107,641 322,924 161,462 80,731 242,194 121,097 363,292 181,646 90,823 272,470 136,235 408,706 204,353 613,060 306,530 153,265 459,796 229,898 114,949 344,848 172,424 86,212 43,106 21,553

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