2³ × 80471

Prime Factor Structure

Factorization String 2^3 × 80471

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,207,080

Proper Divisor Sum 563,312

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #643751 ← → #643781

1 2 4 8 80,471 160,942 321,884 643,768

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

643,768 321,884 160,942 80,471 241,414 120,707 362,122 181,061 543,184 271,592 135,796 67,898 33,949 101,848 50,924 25,462 12,731 38,194 19,097 57,292 28,646 14,323 42,970 21,485 64,456 32,228 16,114 8,057 24,172 12,086 6,043 18,130 9,065 27,196 13,598 6,799 20,398 10,199 30,598 15,299 45,898 22,949 68,848 34,424 17,212 8,606 4,303 12,910 6,455 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342 8,171 24,514

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