2² × 5209

Prime Factor Structure

Factorization String 2^2 × 5209

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 36,470

Proper Divisor Sum 15,634

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #20809 ← → #20849

1 2 4 5,209 10,418 20,836

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

20,836 10,418 5,209 15,628 7,814 3,907 11,722 5,861 17,584 8,792 4,396 2,198 1,099 3,298 1,649 4,948 2,474 1,237 3,712 1,856 928 464 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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