3 × 7 × 11 × 21647

Prime Factor Structure

Factorization String 3 × 7 × 11 × 21647

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,312,832

Proper Divisor Sum 3,312,375

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #5000423 ← → #5000473

1 3 7 11 21 33 77 231 21,647 64,941 151,529 238,117 454,587 714,351 1,666,819 5,000,457

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

5,000,457 15,001,372 7,500,686 3,750,343 11,251,030 5,625,515 16,876,546 8,438,273 25,314,820 12,657,410 6,328,705 18,986,116 9,493,058 4,746,529 14,239,588 7,119,794 3,559,897 10,679,692 5,339,846 2,669,923 8,009,770 4,004,885 12,014,656 6,007,328 3,003,664 1,501,832 750,916 375,458 187,729 563,188 281,594 140,797 422,392 211,196 105,598 52,799 158,398 79,199 237,598 118,799 356,398 178,199 534,598 267,299 801,898 400,949 1,202,848 601,424 300,712 150,356 75,178 37,589 112,768 56,384 28,192 14,096 7,048 3,524 1,762 881

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