3⁴ × 7 × 491

Prime Factor Structure

Factorization String 3^4 × 7 × 491

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 476,256

Proper Divisor Sum 197,859

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #278393 ← → #278413

1 3 7 9 21 27 63 81 189 491 567 1,473 3,437 4,419 10,311 13,257 30,933 39,771 92,799 278,397

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

278,397 835,192 417,596 208,798 104,399 313,198 156,599 469,798 234,899 704,698 352,349 1,057,048 528,524 264,262 132,131 396,394 198,197 594,592 297,296 148,648 74,324 37,162 18,581 55,744 27,872 13,936 6,968 3,484 1,742 871 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330 63,665

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