2 × 13 × 173 × 1999

Prime Factor Structure

Factorization String 2 × 13 × 173 × 1999

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 14,616,000

Proper Divisor Sum 5,624,498

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #8991449 ← → #8991517

1 2 13 26 173 346 1,999 2,249 3,998 4,498 25,987 51,974 345,827 691,654 4,495,751 8,991,502

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

8,991,502 4,495,751 13,487,254 6,743,627 20,230,882 10,115,441 30,346,324 15,173,162 7,586,581 22,759,744 11,379,872 5,689,936 2,844,968 1,422,484 711,242 355,621 1,066,864 533,432 266,716 133,358 66,679 200,038 100,019 300,058 150,029 450,088 225,044 112,522 56,261 168,784 84,392 42,196 21,098 10,549 31,648 15,824 7,912 3,956 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268

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