3³ × 5 × 17 × 139

Prime Factor Structure

Factorization String 3^3 × 5 × 17 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 604,800

Proper Divisor Sum 285,795

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #319001 ← → #319027

1 3 5 9 15 17 27 45 51 85 135 139 153 255 417 459 695 765 1,251 2,085 2,295 2,363 3,753 6,255 7,089 11,815 18,765 21,267 35,445 63,801 106,335 319,005

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

319,005 957,016 478,508 239,254 119,627 358,882 179,441 538,324 269,162 134,581 403,744 201,872 100,936 50,468 25,234 12,617 37,852 18,926 9,463 28,390 14,195 42,586 21,293 63,880 31,940 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58

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