2 × 3² × 21977

Prime Factor Structure

Factorization String 2 × 3^2 × 21977

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 857,142

Proper Divisor Sum 461,556

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #395581 ← → #395597

1 2 3 6 9 18 21,977 43,954 65,931 131,862 197,793 395,586

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

395,586 197,793 593,380 296,690 148,345 445,036 222,518 111,259 333,778 166,889 500,668 250,334 125,167 375,502 187,751 563,254 281,627 844,882 422,441 1,267,324 633,662 316,831 950,494 475,247 1,425,742 712,871 2,138,614 1,069,307 3,207,922 1,603,961 4,811,884 2,405,942 1,202,971 3,608,914 1,804,457 5,413,372 2,706,686 1,353,343 4,060,030 2,030,015 6,090,046 3,045,023 9,135,070 4,567,535 13,702,606 6,851,303 20,553,910 10,276,955 30,830,866 15,415,433 46,246,300 23,123,150 11,561,575 34,684,726 17,342,363 52,027,090 26,013,545 78,040,636 39,020,318 19,510,159

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