3 × 5 × 7 × 23 × 61

Prime Factor Structure

Factorization String 3 × 5 × 7 × 23 × 61

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 285,696

Proper Divisor Sum 138,381

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #147311 ← → #147319

1 3 5 7 15 21 23 35 61 69 105 115 161 183 305 345 427 483 805 915 1,281 1,403 2,135 2,415 4,209 6,405 7,015 9,821 21,045 29,463 49,105 147,315

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

147,315 441,946 220,973 662,920 331,460 165,730 82,865 248,596 124,298 62,149 186,448 93,224 46,612 23,306 11,653 34,960 17,480 8,740 4,370 2,185 6,556 3,278 1,639 4,918 2,459 7,378 3,689 11,068 5,534 2,767 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486 3,743 11,230 5,615

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