7 × 19 × 10687

Prime Factor Structure

Factorization String 7 × 19 × 10687

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,710,080

Proper Divisor Sum 288,709

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #1421351 ← → #1421389

1 7 19 133 10,687 74,809 203,053 1,421,371

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

1,421,371 4,264,114 2,132,057 6,396,172 3,198,086 1,599,043 4,797,130 2,398,565 7,195,696 3,597,848 1,798,924 899,462 449,731 1,349,194 674,597 2,023,792 1,011,896 505,948 252,974 126,487 379,462 189,731 569,194 284,597 853,792 426,896 213,448 106,724 53,362 26,681 80,044 40,022 20,011 60,034 30,017 90,052 45,026 22,513 67,540 33,770 16,885 50,656 25,328 12,664 6,332 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036 8,018 4,009 12,028 6,014 3,007 9,022

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