2 × 3 × 89 × 1291

Prime Factor Structure

Factorization String 2 × 3 × 89 × 1291

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,395,360

Proper Divisor Sum 705,966

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #689393 ← → #689411

1 2 3 6 89 178 267 534 1,291 2,582 3,873 7,746 114,899 229,798 344,697 689,394

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

689,394 344,697 1,034,092 517,046 258,523 775,570 387,785 1,163,356 581,678 290,839 872,518 436,259 1,308,778 654,389 1,963,168 981,584 490,792 245,396 122,698 61,349 184,048 92,024 46,012 23,006 11,503 34,510 17,255 51,766 25,883 77,650 38,825 116,476 58,238 29,119 87,358 43,679 131,038 65,519 196,558 98,279 294,838 147,419 442,258 221,129 663,388 331,694 165,847 497,542 248,771 746,314 373,157 1,119,472 559,736 279,868 139,934 69,967 209,902 104,951 314,854 157,427

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