2² × 3² × 11897

Prime Factor Structure

Factorization String 2^2 × 3^2 × 11897

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,082,718

Proper Divisor Sum 654,426

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #428273 ← → #428297

1 2 3 4 6 9 12 18 36 11,897 23,794 35,691 47,588 71,382 107,073 142,764 214,146 428,292

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

428,292 214,146 107,073 321,220 160,610 80,305 240,916 120,458 60,229 180,688 90,344 45,172 22,586 11,293 33,880 16,940 8,470 4,235 12,706 6,353 19,060 9,530 4,765 14,296 7,148 3,574 1,787 5,362 2,681 8,044 4,022 2,011 6,034 3,017 9,052 4,526 2,263 6,790 3,395 10,186 5,093 15,280 7,640 3,820 1,910 955 2,866 1,433 4,300 2,150 1,075 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454

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