2² × 3⁴ × 11 × 23

Prime Factor Structure

Factorization String 2^2 × 3^4 × 11 × 23

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 243,936

Proper Divisor Sum 161,964

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #81971 ← → #81973

1 2 3 4 6 9 11 12 18 22 23 27 33 36 44 46 54 66 69 81 92 99 108 132 138 162 198 207 253 276 297 324 396 414 506 594 621 759 828 891 1,012 1,188 1,242 1,518 1,782 1,863 2,277 2,484 3,036 3,564 3,726 4,554 6,831 7,452 9,108 13,662 20,493 27,324 40,986 81,972

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

81,972 40,986 20,493 61,480 30,740 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370 685 2,056 1,028 514 257 772 386 193 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91

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