2 × 3³ × 43 × 277

Prime Factor Structure

Factorization String 2 × 3^3 × 43 × 277

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,467,840

Proper Divisor Sum 824,646

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #643187 ← → #643199

1 2 3 6 9 18 27 43 54 86 129 258 277 387 554 774 831 1,161 1,662 2,322 2,493 4,986 7,479 11,911 14,958 23,822 35,733 71,466 107,199 214,398 321,597 643,194

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

643,194 321,597 964,792 482,396 241,198 120,599 361,798 180,899 542,698 271,349 814,048 407,024 203,512 101,756 50,878 25,439 76,318 38,159 114,478 57,239 171,718 85,859 257,578 128,789 386,368 193,184 96,592 48,296 24,148 12,074 6,037 18,112 9,056 4,528 2,264 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102

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