2 × 17 × 31 × 643

Prime Factor Structure

Factorization String 2 × 17 × 31 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,112,832

Proper Divisor Sum 435,110

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #677717 ← → #677737

1 2 17 31 34 62 527 643 1,054 1,286 10,931 19,933 21,862 39,866 338,861 677,722

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

677,722 338,861 1,016,584 508,292 254,146 127,073 381,220 190,610 95,305 285,916 142,958 71,479 214,438 107,219 321,658 160,829 482,488 241,244 120,622 60,311 180,934 90,467 271,402 135,701 407,104 203,552 101,776 50,888 25,444 12,722 6,361 19,084 9,542 4,771 14,314 7,157 21,472 10,736 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306

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