3² × 5 × 7 × 43

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 27,456

Proper Divisor Sum 13,911

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #13537 ← → #13553

1 3 5 7 9 15 21 35 43 45 63 105 129 215 301 315 387 645 903 1,505 1,935 2,709 4,515 13,545

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

13,545 40,636 20,318 10,159 30,478 15,239 45,718 22,859 68,578 34,289 102,868 51,434 25,717 77,152 38,576 19,288 9,644 4,822 2,411 7,234 3,617 10,852 5,426 2,713 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104

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