1021 × 1559

Prime Factor Structure

Factorization String 1021 × 1559

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,594,320

Proper Divisor Sum 2,581

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1591729 ← → #1591753

1 1,021 1,559 1,591,739

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

1,591,739 4,775,218 2,387,609 7,162,828 3,581,414 1,790,707 5,372,122 2,686,061 8,058,184 4,029,092 2,014,546 1,007,273 3,021,820 1,510,910 755,455 2,266,366 1,133,183 3,399,550 1,699,775 5,099,326 2,549,663 7,648,990 3,824,495 11,473,486 5,736,743 17,210,230 8,605,115 25,815,346 12,907,673 38,723,020 19,361,510 9,680,755 29,042,266 14,521,133 43,563,400 21,781,700 10,890,850 5,445,425 16,336,276 8,168,138 4,084,069 12,252,208 6,126,104 3,063,052 1,531,526 765,763 2,297,290 1,148,645 3,445,936 1,722,968 861,484 430,742 215,371 646,114 323,057 969,172 484,586 242,293 726,880 363,440

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