5 × 13 × 23 × 137

Prime Factor Structure

Factorization String 5 × 13 × 23 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 278,208

Proper Divisor Sum 73,393

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #204803 ← → #204821

1 5 13 23 65 115 137 299 685 1,495 1,781 3,151 8,905 15,755 40,963 204,815

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

204,815 614,446 307,223 921,670 460,835 1,382,506 691,253 2,073,760 1,036,880 518,440 259,220 129,610 64,805 194,416 97,208 48,604 24,302 12,151 36,454 18,227 54,682 27,341 82,024 41,012 20,506 10,253 30,760 15,380 7,690 3,845 11,536 5,768 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196 98 49 148 74 37

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