3 × 41² × 127

Prime Factor Structure

Factorization String 3 × 41^2 × 127

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 882,176

Proper Divisor Sum 241,715

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #640457 ← → #640463

1 3 41 123 127 381 1,681 5,043 5,207 15,621 213,487 640,461

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

640,461 1,921,384 960,692 480,346 240,173 720,520 360,260 180,130 90,065 270,196 135,098 67,549 202,648 101,324 50,662 25,331 75,994 37,997 113,992 56,996 28,498 14,249 42,748 21,374 10,687 32,062 16,031 48,094 24,047 72,142 36,071 108,214 54,107 162,322 81,161 243,484 121,742 60,871 182,614 91,307 273,922 136,961 410,884 205,442 102,721 308,164 154,082 77,041 231,124 115,562 57,781 173,344 86,672 43,336 21,668 10,834 5,417 16,252 8,126 4,063

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