2² × 5 × 32371

Prime Factor Structure

Factorization String 2^2 × 5 × 32371

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,359,624

Proper Divisor Sum 712,204

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #647417 ← → #647429

1 2 4 5 10 20 32,371 64,742 129,484 161,855 323,710 647,420

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

647,420 323,710 161,855 485,566 242,783 728,350 364,175 1,092,526 546,263 1,638,790 819,395 2,458,186 1,229,093 3,687,280 1,843,640 921,820 460,910 230,455 691,366 345,683 1,037,050 518,525 1,555,576 777,788 388,894 194,447 583,342 291,671 875,014 437,507 1,312,522 656,261 1,968,784 984,392 492,196 246,098 123,049 369,148 184,574 92,287 276,862 138,431 415,294 207,647 622,942 311,471 934,414 467,207 1,401,622 700,811 2,102,434 1,051,217 3,153,652 1,576,826 788,413 2,365,240 1,182,620 591,310 295,655 886,966

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