3 × 7 × 47 × 421

Prime Factor Structure

Factorization String 3 × 7 × 47 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 648,192

Proper Divisor Sum 232,665

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #415523 ← → #415543

1 3 7 21 47 141 329 421 987 1,263 2,947 8,841 19,787 59,361 138,509 415,527

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

415,527 1,246,582 623,291 1,869,874 934,937 2,804,812 1,402,406 701,203 2,103,610 1,051,805 3,155,416 1,577,708 788,854 394,427 1,183,282 591,641 1,774,924 887,462 443,731 1,331,194 665,597 1,996,792 998,396 499,198 249,599 748,798 374,399 1,123,198 561,599 1,684,798 842,399 2,527,198 1,263,599 3,790,798 1,895,399 5,686,198 2,843,099 8,529,298 4,264,649 12,793,948 6,396,974 3,198,487 9,595,462 4,797,731 14,393,194 7,196,597 21,589,792 10,794,896 5,397,448 2,698,724 1,349,362 674,681 2,024,044 1,012,022 506,011 1,518,034 759,017 2,277,052 1,138,526 569,263

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