2 × 5² × 13 × 61

Prime Factor Structure

Factorization String 2 × 5^2 × 13 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 80,724

Proper Divisor Sum 41,074

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #39631 ← → #39659

1 2 5 10 13 25 26 50 61 65 122 130 305 325 610 650 793 1,525 1,586 3,050 3,965 7,930 19,825 39,650

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

39,650 19,825 59,476 29,738 14,869 44,608 22,304 11,152 5,576 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589 1,768 884 442 221 664 332 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263

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