2⁴ × 13 × 617

Prime Factor Structure

Factorization String 2^4 × 13 × 617

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 268,212

Proper Divisor Sum 139,876

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #128327 ← → #128339

1 2 4 8 13 16 26 52 104 208 617 1,234 2,468 4,936 8,021 9,872 16,042 32,084 64,168 128,336

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

128,336 64,168 32,084 16,042 8,021 24,064 12,032 6,016 3,008 1,504 752 376 188 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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