7 × 397 × 643

Prime Factor Structure

Factorization String 7 × 397 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,050,496

Proper Divisor Sum 263,599

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #1786867 ← → #1786909

1 7 397 643 2,779 4,501 255,271 1,786,897

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

1,786,897 5,360,692 2,680,346 1,340,173 4,020,520 2,010,260 1,005,130 502,565 1,507,696 753,848 376,924 188,462 94,231 282,694 141,347 424,042 212,021 636,064 318,032 159,016 79,508 39,754 19,877 59,632 29,816 14,908 7,454 3,727 11,182 5,591 16,774 8,387 25,162 12,581 37,744 18,872 9,436 4,718 2,359 7,078 3,539 10,618 5,309 15,928 7,964 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891

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