257 × 6469

Prime Factor Structure

Factorization String 257 × 6469

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,669,260

Proper Divisor Sum 6,727

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1662527 ← → #1662547

1 257 6,469 1,662,533

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

1,662,533 4,987,600 2,493,800 1,246,900 623,450 311,725 935,176 467,588 233,794 116,897 350,692 175,346 87,673 263,020 131,510 65,755 197,266 98,633 295,900 147,950 73,975 221,926 110,963 332,890 166,445 499,336 249,668 124,834 62,417 187,252 93,626 46,813 140,440 70,220 35,110 17,555 52,666 26,333 79,000 39,500 19,750 9,875 29,626 14,813 44,440 22,220 11,110 5,555 16,666 8,333 25,000 12,500 6,250 3,125 9,376 4,688 2,344 1,172 586 293

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