2² × 13² × 197

Prime Factor Structure

Factorization String 2^2 × 13^2 × 197

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 253,638

Proper Divisor Sum 120,466

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #133169 ← → #133183

1 2 4 13 26 52 169 197 338 394 676 788 2,561 5,122 10,244 33,293 66,586 133,172

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

133,172 66,586 33,293 99,880 49,940 24,970 12,485 37,456 18,728 9,364 4,682 2,341 7,024 3,512 1,756 878 439 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26

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