2² × 5 × 10729

Prime Factor Structure

Factorization String 2^2 × 5 × 10729

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 450,660

Proper Divisor Sum 236,080

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #214561 ← → #214589

1 2 4 5 10 20 10,729 21,458 42,916 53,645 107,290 214,580

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

214,580 107,290 53,645 160,936 80,468 40,234 20,117 60,352 30,176 15,088 7,544 3,772 1,886 943 2,830 1,415 4,246 2,123 6,370 3,185 9,556 4,778 2,389 7,168 3,584 1,792 896 448 224 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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