7 × 19 × 137

Prime Factor Structure

Factorization String 7 × 19 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 22,080

Proper Divisor Sum 3,859

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #18217 ← → #18223

1 7 19 133 137 959 2,603 18,221

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

18,221 54,664 27,332 13,666 6,833 20,500 10,250 5,125 15,376 7,688 3,844 1,922 961 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4

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