2² × 11 × 409

Prime Factor Structure

Factorization String 2^2 × 11 × 409

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 34,440

Proper Divisor Sum 16,444

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #17989 ← → #18013

1 2 4 11 22 44 409 818 1,636 4,499 8,998 17,996

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

17,996 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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