2² × 5³ × 13 × 31

Prime Factor Structure

Factorization String 2^2 × 5^3 × 13 × 31

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 489,216

Proper Divisor Sum 287,716

Digit Sum / Digital Root 8 (Root: 8)

Adjacent Primes #201499 ← → #201511

1 2 4 5 10 13 20 25 26 31 50 52 62 65 100 124 125 130 155 250 260 310 325 403 500 620 650 775 806 1,300 1,550 1,612 1,625 2,015 3,100 3,250 3,875 4,030 6,500 7,750 8,060 10,075 15,500 20,150 40,300 50,375 100,750 201,500

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

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