2² × 5 × 21881

Prime Factor Structure

Factorization String 2^2 × 5 × 21881

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 919,044

Proper Divisor Sum 481,424

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #437587 ← → #437629

1 2 4 5 10 20 21,881 43,762 87,524 109,405 218,810 437,620

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

437,620 218,810 109,405 328,216 164,108 82,054 41,027 123,082 61,541 184,624 92,312 46,156 23,078 11,539 34,618 17,309 51,928 25,964 12,982 6,491 19,474 9,737 29,212 14,606 7,303 21,910 10,955 32,866 16,433 49,300 24,650 12,325 36,976 18,488 9,244 4,622 2,311 6,934 3,467 10,402 5,201 15,604 7,802 3,901 11,704 5,852 2,926 1,463 4,390 2,195 6,586 3,293 9,880 4,940 2,470 1,235 3,706 1,853 5,560 2,780

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