2 × 5² × 39971

Prime Factor Structure

Factorization String 2 × 5^2 × 39971

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,717,396

Proper Divisor Sum 1,718,846

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #1998541 ← → #1998559

1 2 5 10 25 50 39,971 79,942 199,855 399,710 999,275 1,998,550

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

1,998,550 999,275 2,997,826 1,498,913 4,496,740 2,248,370 1,124,185 3,372,556 1,686,278 843,139 2,529,418 1,264,709 3,794,128 1,897,064 948,532 474,266 237,133 711,400 355,700 177,850 88,925 266,776 133,388 66,694 33,347 100,042 50,021 150,064 75,032 37,516 18,758 9,379 28,138 14,069 42,208 21,104 10,552 5,276 2,638 1,319 3,958 1,979 5,938 2,969 8,908 4,454 2,227 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235 706 353

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