31 × 20873

Prime Factor Structure

Factorization String 31 × 20873

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 667,968

Proper Divisor Sum 20,905

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #647057 ← → #647069

1 31 20,873 647,063

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

647,063 1,941,190 970,595 2,911,786 1,455,893 4,367,680 2,183,840 1,091,920 545,960 272,980 136,490 68,245 204,736 102,368 51,184 25,592 12,796 6,398 3,199 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503 61,510 30,755 92,266 46,133 138,400 69,200 34,600 17,300 8,650 4,325 12,976 6,488 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370 685

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