11² × 139

Prime Factor Structure

Factorization String 11^2 × 139

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 18,620

Proper Divisor Sum 1,801

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #16811 ← → #16823

1 11 121 139 1,529 16,819

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

16,819 50,458 25,229 75,688 37,844 18,922 9,461 28,384 14,192 7,096 3,548 1,774 887 2,662 1,331 3,994 1,997 5,992 2,996 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20

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