2⁶ × 5⁴ × 13

Prime Factor Structure

Factorization String 2^6 × 5^4 × 13

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 70

Divisor Sum (σ) 1,388,618

Proper Divisor Sum 868,618

Digit Sum / Digital Root 7 (Root: 7)

Adjacent Primes #519997 ← → #520019

1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 125 130 160 200 208 250 260 320 325 400 416 500 520 625 650 800 832 1,000 1,040 1,250 1,300 1,600 1,625 2,000 2,080 2,500 2,600 3,250 4,000 4,160 5,000 5,200 6,500 8,000 8,125 10,000 10,400 13,000 16,250 20,000

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

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