2² × 5 × 1405919

Prime Factor Structure

Factorization String 2^2 × 5 × 1405919

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 59,048,640

Proper Divisor Sum 30,930,260

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #28118369 ← → #28118383

1 2 4 5 10 20 1,405,919 2,811,838 5,623,676 7,029,595 14,059,190 28,118,380

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

28,118,380 14,059,190 7,029,595 21,088,786 10,544,393 31,633,180 15,816,590 7,908,295 23,724,886 11,862,443 35,587,330 17,793,665 53,380,996 26,690,498 13,345,249 40,035,748 20,017,874 10,008,937 30,026,812 15,013,406 7,506,703 22,520,110 11,260,055 33,780,166 16,890,083 50,670,250 25,335,125 76,005,376 38,002,688 19,001,344 9,500,672 4,750,336 2,375,168 1,187,584 593,792 296,896 148,448 74,224 37,112 18,556 9,278 4,639 13,918 6,959 20,878 10,439 31,318 15,659 46,978 23,489 70,468 35,234 17,617 52,852 26,426 13,213 39,640 19,820 9,910 4,955

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