13 × 23 × 31²

Prime Factor Structure

Factorization String 13 × 23 × 31^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 333,648

Proper Divisor Sum 46,309

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #287333 ← → #287341

1 13 23 31 299 403 713 961 9,269 12,493 22,103 287,339

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

287,339 862,018 431,009 1,293,028 646,514 323,257 969,772 484,886 242,443 727,330 363,665 1,090,996 545,498 272,749 818,248 409,124 204,562 102,281 306,844 153,422 76,711 230,134 115,067 345,202 172,601 517,804 258,902 129,451 388,354 194,177 582,532 291,266 145,633 436,900 218,450 109,225 327,676 163,838 81,919 245,758 122,879 368,638 184,319 552,958 276,479 829,438 414,719 1,244,158 622,079 1,866,238 933,119 2,799,358 1,399,679 4,199,038 2,099,519 6,298,558 3,149,279 9,447,838 4,723,919 14,171,758

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