2 × 3² × 19211

Prime Factor Structure

Factorization String 2 × 3^2 × 19211

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 749,268

Proper Divisor Sum 403,470

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #345791 ← → #345803

1 2 3 6 9 18 19,211 38,422 57,633 115,266 172,899 345,798

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

345,798 172,899 518,698 259,349 778,048 389,024 194,512 97,256 48,628 24,314 12,157 36,472 18,236 9,118 4,559 13,678 6,839 20,518 10,259 30,778 15,389 46,168 23,084 11,542 5,771 17,314 8,657 25,972 12,986 6,493 19,480 9,740 4,870 2,435 7,306 3,653 10,960 5,480 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

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