2² × 19 × 41 × 71

Prime Factor Structure

Factorization String 2^2 × 19 × 41 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 423,360

Proper Divisor Sum 202,124

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #221233 ← → #221239

1 2 4 19 38 41 71 76 82 142 164 284 779 1,349 1,558 2,698 2,911 3,116 5,396 5,822 11,644 55,309 110,618 221,236

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

221,236 110,618 55,309 165,928 82,964 41,482 20,741 62,224 31,112 15,556 7,778 3,889 11,668 5,834 2,917 8,752 4,376 2,188 1,094 547 1,642 821 2,464 1,232 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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