13 × 17² × 137

Prime Factor Structure

Factorization String 13 × 17^2 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 593,124

Proper Divisor Sum 78,415

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #514681 ← → #514711

1 13 17 137 221 289 1,781 2,329 3,757 30,277 39,593 514,709

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

514,709 1,544,128 772,064 386,032 193,016 96,508 48,254 24,127 72,382 36,191 108,574 54,287 162,862 81,431 244,294 122,147 366,442 183,221 549,664 274,832 137,416 68,708 34,354 17,177 51,532 25,766 12,883 38,650 19,325 57,976 28,988 14,494 7,247 21,742 10,871 32,614 16,307 48,922 24,461 73,384 36,692 18,346 9,173 27,520 13,760 6,880 3,440 1,720 860 430 215 646 323 970 485 1,456 728 364 182 91

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