2 × 13 × 47 × 181

Prime Factor Structure

Factorization String 2 × 13 × 47 × 181

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 366,912

Proper Divisor Sum 145,730

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #221173 ← → #221197

1 2 13 26 47 94 181 362 611 1,222 2,353 4,706 8,507 17,014 110,591 221,182

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

221,182 110,591 331,774 165,887 497,662 248,831 746,494 373,247 1,119,742 559,871 1,679,614 839,807 2,519,422 1,259,711 3,779,134 1,889,567 5,668,702 2,834,351 8,503,054 4,251,527 12,754,582 6,377,291 19,131,874 9,565,937 28,697,812 14,348,906 7,174,453 21,523,360 10,761,680 5,380,840 2,690,420 1,345,210 672,605 2,017,816 1,008,908 504,454 252,227 756,682 378,341 1,135,024 567,512 283,756 141,878 70,939 212,818 106,409 319,228 159,614 79,807 239,422 119,711 359,134 179,567 538,702 269,351 808,054 404,027 1,212,082 606,041 1,818,124

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