2⁴ × 31 × 43

Prime Factor Structure

Factorization String 2^4 × 31 × 43

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 43,648

Proper Divisor Sum 22,320

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #21323 ← → #21341

1 2 4 8 16 31 43 62 86 124 172 248 344 496 688 1,333 2,666 5,332 10,664 21,328

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

21,328 10,664 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850

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