2⁴ × 3 × 5 × 13 × 647

Prime Factor Structure

Factorization String 2^4 × 3 × 5 × 13 × 647

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 80

Divisor Sum (σ) 6,749,568

Proper Divisor Sum 4,730,928

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2018633 ← → #2018647

1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 520 624 647 780 1,040 1,294 1,560 1,941 2,588 3,120 3,235 3,882 5,176 6,470 7,764 8,411 9,705 10,352 12,940 15,528 16,822 19,410 25,233 25,880 31,056 33,644

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

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