3 × 5 × 67 × 509

Prime Factor Structure

Factorization String 3 × 5 × 67 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 832,320

Proper Divisor Sum 320,775

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #511541 ← → #511549

1 3 5 15 67 201 335 509 1,005 1,527 2,545 7,635 34,103 102,309 170,515 511,545

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

511,545 1,534,636 767,318 383,659 1,150,978 575,489 1,726,468 863,234 431,617 1,294,852 647,426 323,713 971,140 485,570 242,785 728,356 364,178 182,089 546,268 273,134 136,567 409,702 204,851 614,554 307,277 921,832 460,916 230,458 115,229 345,688 172,844 86,422 43,211 129,634 64,817 194,452 97,226 48,613 145,840 72,920 36,460 18,230 9,115 27,346 13,673 41,020 20,510 10,255 30,766 15,383 46,150 23,075 69,226 34,613 103,840 51,920 25,960 12,980 6,490 3,245

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