3² × 5² × 1279

Prime Factor Structure

Factorization String 3^2 × 5^2 × 1279

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 515,840

Proper Divisor Sum 228,065

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #287747 ← → #287783

1 3 5 9 15 25 45 75 225 1,279 3,837 6,395 11,511 19,185 31,975 57,555 95,925 287,775

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

287,775 863,326 431,663 1,294,990 647,495 1,942,486 971,243 2,913,730 1,456,865 4,370,596 2,185,298 1,092,649 3,277,948 1,638,974 819,487 2,458,462 1,229,231 3,687,694 1,843,847 5,531,542 2,765,771 8,297,314 4,148,657 12,445,972 6,222,986 3,111,493 9,334,480 4,667,240 2,333,620 1,166,810 583,405 1,750,216 875,108 437,554 218,777 656,332 328,166 164,083 492,250 246,125 738,376 369,188 184,594 92,297 276,892 138,446 69,223 207,670 103,835 311,506 155,753 467,260 233,630 116,815 350,446 175,223 525,670 262,835 788,506 394,253

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