3 × 643 × 2137

Prime Factor Structure

Factorization String 3 × 643 × 2137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,507,488

Proper Divisor Sum 1,385,215

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #4122247 ← → #4122277

1 3 643 1,929 2,137 6,411 1,374,091 4,122,273

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

4,122,273 12,366,820 6,183,410 3,091,705 9,275,116 4,637,558 2,318,779 6,956,338 3,478,169 10,434,508 5,217,254 2,608,627 7,825,882 3,912,941 11,738,824 5,869,412 2,934,706 1,467,353 4,402,060 2,201,030 1,100,515 3,301,546 1,650,773 4,952,320 2,476,160 1,238,080 619,040 309,520 154,760 77,380 38,690 19,345 58,036 29,018 14,509 43,528 21,764 10,882 5,441 16,324 8,162 4,081 12,244 6,122 3,061 9,184 4,592 2,296 1,148 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372

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