2 × 19 × 23 × 643

Prime Factor Structure

Factorization String 2 × 19 × 23 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 927,360

Proper Divisor Sum 365,378

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #561973 ← → #561983

1 2 19 23 38 46 437 643 874 1,286 12,217 14,789 24,434 29,578 280,991 561,982

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

561,982 280,991 842,974 421,487 1,264,462 632,231 1,896,694 948,347 2,845,042 1,422,521 4,267,564 2,133,782 1,066,891 3,200,674 1,600,337 4,801,012 2,400,506 1,200,253 3,600,760 1,800,380 900,190 450,095 1,350,286 675,143 2,025,430 1,012,715 3,038,146 1,519,073 4,557,220 2,278,610 1,139,305 3,417,916 1,708,958 854,479 2,563,438 1,281,719 3,845,158 1,922,579 5,767,738 2,883,869 8,651,608 4,325,804 2,162,902 1,081,451 3,244,354 1,622,177 4,866,532 2,433,266 1,216,633 3,649,900 1,824,950 912,475 2,737,426 1,368,713 4,106,140 2,053,070 1,026,535 3,079,606 1,539,803 4,619,410

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