2³ × 3² × 13 × 137

Prime Factor Structure

Factorization String 2^3 × 3^2 × 13 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 376,740

Proper Divisor Sum 248,508

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #128221 ← → #128237

1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 137 156 234 274 312 411 468 548 822 936 1,096 1,233 1,644 1,781 2,466 3,288 3,562 4,932 5,343 7,124 9,864 10,686 14,248 16,029 21,372 32,058 42,744 64,116 128,232

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

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