2 × 3³ × 13 × 313

Prime Factor Structure

Factorization String 2 × 3^3 × 13 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 527,520

Proper Divisor Sum 307,794

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #219721 ← → #219727

1 2 3 6 9 13 18 26 27 39 54 78 117 234 313 351 626 702 939 1,878 2,817 4,069 5,634 8,138 8,451 12,207 16,902 24,414 36,621 73,242 109,863 219,726

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

219,726 109,863 329,590 164,795 494,386 247,193 741,580 370,790 185,395 556,186 278,093 834,280 417,140 208,570 104,285 312,856 156,428 78,214 39,107 117,322 58,661 175,984 87,992 43,996 21,998 10,999 32,998 16,499 49,498 24,749 74,248 37,124 18,562 9,281 27,844 13,922 6,961 20,884 10,442 5,221 15,664 7,832 3,916 1,958 979 2,938 1,469 4,408 2,204 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397

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