2² × 43 × 389

Prime Factor Structure

Factorization String 2^2 × 43 × 389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 120,120

Proper Divisor Sum 53,212

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #66889 ← → #66919

1 2 4 43 86 172 389 778 1,556 16,727 33,454 66,908

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

66,908 33,454 16,727 50,182 25,091 75,274 37,637 112,912 56,456 28,228 14,114 7,057 21,172 10,586 5,293 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13

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