3 × 7 × 19709

Prime Factor Structure

Factorization String 3 × 7 × 19709

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 630,720

Proper Divisor Sum 216,831

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #413887 ← → #413911

1 3 7 21 19,709 59,127 137,963 413,889

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

413,889 1,241,668 620,834 310,417 931,252 465,626 232,813 698,440 349,220 174,610 87,305 261,916 130,958 65,479 196,438 98,219 294,658 147,329 441,988 220,994 110,497 331,492 165,746 82,873 248,620 124,310 62,155 186,466 93,233 279,700 139,850 69,925 209,776 104,888 52,444 26,222 13,111 39,334 19,667 59,002 29,501 88,504 44,252 22,126 11,063 33,190 16,595 49,786 24,893 74,680 37,340 18,670 9,335 28,006 14,003 42,010 21,005 63,016 31,508 15,754

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