3 × 7 × 11 × 2251

Prime Factor Structure

Factorization String 3 × 7 × 11 × 2251

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 864,768

Proper Divisor Sum 344,787

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #519971 ← → #519989

1 3 7 11 21 33 77 231 2,251 6,753 15,757 24,761 47,271 74,283 173,327 519,981

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

519,981 1,559,944 779,972 389,986 194,993 584,980 292,490 146,245 438,736 219,368 109,684 54,842 27,421 82,264 41,132 20,566 10,283 30,850 15,425 46,276 23,138 11,569 34,708 17,354 8,677 26,032 13,016 6,508 3,254 1,627 4,882 2,441 7,324 3,662 1,831 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551

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