2² × 3² × 18691

Prime Factor Structure

Factorization String 2^2 × 3^2 × 18691

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,700,972

Proper Divisor Sum 1,028,096

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #672871 ← → #672883

1 2 3 4 6 9 12 18 36 18,691 37,382 56,073 74,764 112,146 168,219 224,292 336,438 672,876

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

672,876 336,438 168,219 504,658 252,329 756,988 378,494 189,247 567,742 283,871 851,614 425,807 1,277,422 638,711 1,916,134 958,067 2,874,202 1,437,101 4,311,304 2,155,652 1,077,826 538,913 1,616,740 808,370 404,185 1,212,556 606,278 303,139 909,418 454,709 1,364,128 682,064 341,032 170,516 85,258 42,629 127,888 63,944 31,972 15,986 7,993 23,980 11,990 5,995 17,986 8,993 26,980 13,490 6,745 20,236 10,118 5,059 15,178 7,589 22,768 11,384 5,692 2,846 1,423 4,270

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