3 × 5 × 17 × 509

Prime Factor Structure

Factorization String 3 × 5 × 17 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 220,320

Proper Divisor Sum 90,525

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #129793 ← → #129803

1 3 5 15 17 51 85 255 509 1,527 2,545 7,635 8,653 25,959 43,265 129,795

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

129,795 389,386 194,693 584,080 292,040 146,020 73,010 36,505 109,516 54,758 27,379 82,138 41,069 123,208 61,604 30,802 15,401 46,204 23,102 11,551 34,654 17,327 51,982 25,991 77,974 38,987 116,962 58,481 175,444 87,722 43,861 131,584 65,792 32,896 16,448 8,224 4,112 2,056 1,028 514 257 772 386 193 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142

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