3 × 5 × 13² × 89

Prime Factor Structure

Factorization String 3 × 5 × 13^2 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 395,280

Proper Divisor Sum 169,665

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #225613 ← → #225619

1 3 5 13 15 39 65 89 169 195 267 445 507 845 1,157 1,335 2,535 3,471 5,785 15,041 17,355 45,123 75,205 225,615

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

225,615 676,846 338,423 1,015,270 507,635 1,522,906 761,453 2,284,360 1,142,180 571,090 285,545 856,636 428,318 214,159 642,478 321,239 963,718 481,859 1,445,578 722,789 2,168,368 1,084,184 542,092 271,046 135,523 406,570 203,285 609,856 304,928 152,464 76,232 38,116 19,058 9,529 28,588 14,294 7,147 21,442 10,721 32,164 16,082 8,041 24,124 12,062 6,031 18,094 9,047 27,142 13,571 40,714 20,357 61,072 30,536 15,268 7,634 3,817 11,452 5,726 2,863 8,590

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