2 × 13 × 53 × 311

Prime Factor Structure

Factorization String 2 × 13 × 53 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 707,616

Proper Divisor Sum 279,058

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #428557 ← → #428563

1 2 13 26 53 106 311 622 689 1,378 4,043 8,086 16,483 32,966 214,279 428,558

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

428,558 214,279 642,838 321,419 964,258 482,129 1,446,388 723,194 361,597 1,084,792 542,396 271,198 135,599 406,798 203,399 610,198 305,099 915,298 457,649 1,372,948 686,474 343,237 1,029,712 514,856 257,428 128,714 64,357 193,072 96,536 48,268 24,134 12,067 36,202 18,101 54,304 27,152 13,576 6,788 3,394 1,697 5,092 2,546 1,273 3,820 1,910 955 2,866 1,433 4,300 2,150 1,075 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454

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