3 × 5 × 23 × 37

Prime Factor Structure

Factorization String 3 × 5 × 23 × 37

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 21,888

Proper Divisor Sum 9,123

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #12763 ← → #12781

1 3 5 15 23 37 69 111 115 185 345 555 851 2,553 4,255 12,765

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

12,765 38,296 19,148 9,574 4,787 14,362 7,181 21,544 10,772 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14

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