2² × 109 × 643

Prime Factor Structure

Factorization String 2^2 × 109 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 495,880

Proper Divisor Sum 215,532

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #280339 ← → #280351

1 2 4 109 218 436 643 1,286 2,572 70,087 140,174 280,348

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

280,348 140,174 70,087 210,262 105,131 315,394 157,697 473,092 236,546 118,273 354,820 177,410 88,705 266,116 133,058 66,529 199,588 99,794 49,897 149,692 74,846 37,423 112,270 56,135 168,406 84,203 252,610 126,305 378,916 189,458 94,729 284,188 142,094 71,047 213,142 106,571 319,714 159,857 479,572 239,786 119,893 359,680 179,840 89,920 44,960 22,480 11,240 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781

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