2 × 1290209

Prime Factor Structure

Factorization String 2 × 1290209

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,870,630

Proper Divisor Sum 1,290,212

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2580407 ← → #2580419

1 2 1,290,209 2,580,418

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

2,580,418 1,290,209 3,870,628 1,935,314 967,657 2,902,972 1,451,486 725,743 2,177,230 1,088,615 3,265,846 1,632,923 4,898,770 2,449,385 7,348,156 3,674,078 1,837,039 5,511,118 2,755,559 8,266,678 4,133,339 12,400,018 6,200,009 18,600,028 9,300,014 4,650,007 13,950,022 6,975,011 20,925,034 10,462,517 31,387,552 15,693,776 7,846,888 3,923,444 1,961,722 980,861 2,942,584 1,471,292 735,646 367,823 1,103,470 551,735 1,655,206 827,603 2,482,810 1,241,405 3,724,216 1,862,108 931,054 465,527 1,396,582 698,291 2,094,874 1,047,437 3,142,312 1,571,156 785,578 392,789 1,178,368 589,184

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