2² × 3² × 13 × 17 × 83

Prime Factor Structure

Factorization String 2^2 × 3^2 × 13 × 17 × 83

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 1,926,288

Proper Divisor Sum 1,265,940

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #660347 ← → #660349

1 2 3 4 6 9 12 13 17 18 26 34 36 39 51 52 68 78 83 102 117 153 156 166 204 221 234 249 306 332 442 468 498 612 663 747 884 996 1,079 1,326 1,411 1,494 1,989 2,158 2,652 2,822 2,988 3,237 3,978 4,233 4,316 5,644 6,474 7,956 8,466 9,711 12,699 12,948 16,932 18,343

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

660,348 330,174 165,087 495,262 247,631 742,894 371,447 1,114,342 557,171 1,671,514 835,757 2,507,272 1,253,636 626,818 313,409 940,228 470,114 235,057 705,172 352,586 176,293 528,880 264,440 132,220 66,110 33,055 99,166 49,583 148,750 74,375 223,126 111,563 334,690 167,345 502,036 251,018 125,509 376,528 188,264 94,132 47,066 23,533 70,600 35,300 17,650 8,825 26,476 13,238 6,619 19,858 9,929 29,788 14,894 7,447 22,342 11,171 33,514 16,757 50,272 25,136

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