3 × 5 × 29 × 487

Prime Factor Structure

Factorization String 3 × 5 × 29 × 487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 351,360

Proper Divisor Sum 139,515

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #211817 ← → #211859

1 3 5 15 29 87 145 435 487 1,461 2,435 7,305 14,123 42,369 70,615 211,845

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

211,845 635,536 317,768 158,884 79,442 39,721 119,164 59,582 29,791 89,374 44,687 134,062 67,031 201,094 100,547 301,642 150,821 452,464 226,232 113,116 56,558 28,279 84,838 42,419 127,258 63,629 190,888 95,444 47,722 23,861 71,584 35,792 17,896 8,948 4,474 2,237 6,712 3,356 1,678 839 2,518 1,259 3,778 1,889 5,668 2,834 1,417 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080

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