3 × 19 × 67 × 73

Prime Factor Structure

Factorization String 3 × 19 × 67 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 402,560

Proper Divisor Sum 123,773

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #278767 ← → #278801

1 3 19 57 67 73 201 219 1,273 1,387 3,819 4,161 4,891 14,673 92,929 278,787

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

278,787 836,362 418,181 1,254,544 627,272 313,636 156,818 78,409 235,228 117,614 58,807 176,422 88,211 264,634 132,317 396,952 198,476 99,238 49,619 148,858 74,429 223,288 111,644 55,822 27,911 83,734 41,867 125,602 62,801 188,404 94,202 47,101 141,304 70,652 35,326 17,663 52,990 26,495 79,486 39,743 119,230 59,615 178,846 89,423 268,270 134,135 402,406 201,203 603,610 301,805 905,416 452,708 226,354 113,177 339,532 169,766 84,883 254,650 127,325 381,976

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