2 × 11² × 41²

Prime Factor Structure

Factorization String 2 × 11^2 × 41^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 687,477

Proper Divisor Sum 280,675

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #406789 ← → #406807

1 2 11 22 41 82 121 242 451 902 1,681 3,362 4,961 9,922 18,491 36,982 203,401 406,802

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

406,802 203,401 610,204 305,102 152,551 457,654 228,827 686,482 343,241 1,029,724 514,862 257,431 772,294 386,147 1,158,442 579,221 1,737,664 868,832 434,416 217,208 108,604 54,302 27,151 81,454 40,727 122,182 61,091 183,274 91,637 274,912 137,456 68,728 34,364 17,182 8,591 25,774 12,887 38,662 19,331 57,994 28,997 86,992 43,496 21,748 10,874 5,437 16,312 8,156 4,078 2,039 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582

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