2 × 5 × 213949

Prime Factor Structure

Factorization String 2 × 5 × 213949

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,851,100

Proper Divisor Sum 1,711,610

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2139481 ← → #2139493

1 2 5 10 213,949 427,898 1,069,745 2,139,490

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

2,139,490 1,069,745 3,209,236 1,604,618 802,309 2,406,928 1,203,464 601,732 300,866 150,433 451,300 225,650 112,825 338,476 169,238 84,619 253,858 126,929 380,788 190,394 95,197 285,592 142,796 71,398 35,699 107,098 53,549 160,648 80,324 40,162 20,081 60,244 30,122 15,061 45,184 22,592 11,296 5,648 2,824 1,412 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380

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