2 × 3² × 7 × 131

Prime Factor Structure

Factorization String 2 × 3^2 × 7 × 131

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 41,184

Proper Divisor Sum 24,678

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #16493 ← → #16519

1 2 3 6 7 9 14 18 21 42 63 126 131 262 393 786 917 1,179 1,834 2,358 2,751 5,502 8,253 16,506

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

16,506 8,253 24,760 12,380 6,190 3,095 9,286 4,643 13,930 6,965 20,896 10,448 5,224 2,612 1,306 653 1,960 980 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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