2 × 3 × 13² × 389

Prime Factor Structure

Factorization String 2 × 3 × 13^2 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 856,440

Proper Divisor Sum 461,994

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #394411 ← → #394453

1 2 3 6 13 26 39 78 169 338 389 507 778 1,014 1,167 2,334 5,057 10,114 15,171 30,342 65,741 131,482 197,223 394,446

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

394,446 197,223 591,670 295,835 887,506 443,753 1,331,260 665,630 332,815 998,446 499,223 1,497,670 748,835 2,246,506 1,123,253 3,369,760 1,684,880 842,440 421,220 210,610 105,305 315,916 157,958 78,979 236,938 118,469 355,408 177,704 88,852 44,426 22,213 66,640 33,320 16,660 8,330 4,165 12,496 6,248 3,124 1,562 781 2,344 1,172 586 293 880 440 220 110 55 166 83 250 125 376 188 94 47 142 71

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