2 × 3² × 13 × 1229

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 1229

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 671,580

Proper Divisor Sum 383,994

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #287579 ← → #287597

1 2 3 6 9 13 18 26 39 78 117 234 1,229 2,458 3,687 7,374 11,061 15,977 22,122 31,954 47,931 95,862 143,793 287,586

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

287,586 143,793 431,380 215,690 107,845 323,536 161,768 80,884 40,442 20,221 60,664 30,332 15,166 7,583 22,750 11,375 34,126 17,063 51,190 25,595 76,786 38,393 115,180 57,590 28,795 86,386 43,193 129,580 64,790 32,395 97,186 48,593 145,780 72,890 36,445 109,336 54,668 27,334 13,667 41,002 20,501 61,504 30,752 15,376 7,688 3,844 1,922 961 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305

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