3 × 5 × 17 × 2543

Prime Factor Structure

Factorization String 3 × 5 × 17 × 2543

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,099,008

Proper Divisor Sum 450,543

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #648449 ← → #648481

1 3 5 15 17 51 85 255 2,543 7,629 12,715 38,145 43,231 129,693 216,155 648,465

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

648,465 1,945,396 972,698 486,349 1,459,048 729,524 364,762 182,381 547,144 273,572 136,786 68,393 205,180 102,590 51,295 153,886 76,943 230,830 115,415 346,246 173,123 519,370 259,685 779,056 389,528 194,764 97,382 48,691 146,074 73,037 219,112 109,556 54,778 27,389 82,168 41,084 20,542 10,271 30,814 15,407 46,222 23,111 69,334 34,667 104,002 52,001 156,004 78,002 39,001 117,004 58,502 29,251 87,754 43,877 131,632 65,816 32,908 16,454 8,227 24,682

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