2 × 5 × 7 × 309079

Prime Factor Structure

Factorization String 2 × 5 × 7 × 309079

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 44,507,520

Proper Divisor Sum 22,871,990

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21635503 ← → #21635561

1 2 5 7 10 14 35 70 309,079 618,158 1,545,395 2,163,553 3,090,790 4,327,106 10,817,765 21,635,530

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

21,635,530 10,817,765 32,453,296 16,226,648 8,113,324 4,056,662 2,028,331 6,084,994 3,042,497 9,127,492 4,563,746 2,281,873 6,845,620 3,422,810 1,711,405 5,134,216 2,567,108 1,283,554 641,777 1,925,332 962,666 481,333 1,444,000 722,000 361,000 180,500 90,250 45,125 135,376 67,688 33,844 16,922 8,461 25,384 12,692 6,346 3,173 9,520 4,760 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638

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