3² × 5 × 23 × 127

Prime Factor Structure

Factorization String 3^2 × 5 × 23 × 127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 239,616

Proper Divisor Sum 108,171

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #131441 ← → #131447

1 3 5 9 15 23 45 69 115 127 207 345 381 635 1,035 1,143 1,905 2,921 5,715 8,763 14,605 26,289 43,815 131,445

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

131,445 394,336 197,168 98,584 49,292 24,646 12,323 36,970 18,485 55,456 27,728 13,864 6,932 3,466 1,733 5,200 2,600 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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