2 × 7 × 257 × 457

Prime Factor Structure

Factorization String 2 × 7 × 257 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,835,936

Proper Divisor Sum 1,191,650

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1644283 ← → #1644287

1 2 7 14 257 457 514 914 1,799 3,199 3,598 6,398 117,449 234,898 822,143 1,644,286

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

1,644,286 822,143 2,466,430 1,233,215 3,699,646 1,849,823 5,549,470 2,774,735 8,324,206 4,162,103 12,486,310 6,243,155 18,729,466 9,364,733 28,094,200 14,047,100 7,023,550 3,511,775 10,535,326 5,267,663 15,802,990 7,901,495 23,704,486 11,852,243 35,556,730 17,778,365 53,335,096 26,667,548 13,333,774 6,666,887 20,000,662 10,000,331 30,000,994 15,000,497 45,001,492 22,500,746 11,250,373 33,751,120 16,875,560 8,437,780 4,218,890 2,109,445 6,328,336 3,164,168 1,582,084 791,042 395,521 1,186,564 593,282 296,641 889,924 444,962 222,481 667,444 333,722 166,861 500,584 250,292 125,146 62,573

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