2² × 5³ × 131

Prime Factor Structure

Factorization String 2^2 × 5^3 × 131

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 144,144

Proper Divisor Sum 78,644

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #65497 ← → #65519

1 2 4 5 10 20 25 50 100 125 131 250 262 500 524 655 1,310 2,620 3,275 6,550 13,100 16,375 32,750 65,500

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

65,500 32,750 16,375 49,126 24,563 73,690 36,845 110,536 55,268 27,634 13,817 41,452 20,726 10,363 31,090 15,545 46,636 23,318 11,659 34,978 17,489 52,468 26,234 13,117 39,352 19,676 9,838 4,919 14,758 7,379 22,138 11,069 33,208 16,604 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495

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