3 × 7 × 83 × 281

Prime Factor Structure

Factorization String 3 × 7 × 83 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 758,016

Proper Divisor Sum 268,233

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #489761 ← → #489791

1 3 7 21 83 249 281 581 843 1,743 1,967 5,901 23,323 69,969 163,261 489,783

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

489,783 1,469,350 734,675 2,204,026 1,102,013 3,306,040 1,653,020 826,510 413,255 1,239,766 619,883 1,859,650 929,825 2,789,476 1,394,738 697,369 2,092,108 1,046,054 523,027 1,569,082 784,541 2,353,624 1,176,812 588,406 294,203 882,610 441,305 1,323,916 661,958 330,979 992,938 496,469 1,489,408 744,704 372,352 186,176 93,088 46,544 23,272 11,636 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520

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