11 × 23 × 31 × 61

Prime Factor Structure

Factorization String 11 × 23 × 31 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 571,392

Proper Divisor Sum 92,969

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #478421 ← → #478427

1 11 23 31 61 253 341 671 713 1,403 1,891 7,843 15,433 20,801 43,493 478,423

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

478,423 1,435,270 717,635 2,152,906 1,076,453 3,229,360 1,614,680 807,340 403,670 201,835 605,506 302,753 908,260 454,130 227,065 681,196 340,598 170,299 510,898 255,449 766,348 383,174 191,587 574,762 287,381 862,144 431,072 215,536 107,768 53,884 26,942 13,471 40,414 20,207 60,622 30,311 90,934 45,467 136,402 68,201 204,604 102,302 51,151 153,454 76,727 230,182 115,091 345,274 172,637 517,912 258,956 129,478 64,739 194,218 97,109 291,328 145,664 72,832 36,416 18,208

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