3² × 17 × 1409

Prime Factor Structure

Factorization String 3^2 × 17 × 1409

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 329,940

Proper Divisor Sum 114,363

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #215573 ← → #215587

1 3 9 17 51 153 1,409 4,227 12,681 23,953 71,859 215,577

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

215,577 646,732 323,366 161,683 485,050 242,525 727,576 363,788 181,894 90,947 272,842 136,421 409,264 204,632 102,316 51,158 25,579 76,738 38,369 115,108 57,554 28,777 86,332 43,166 21,583 64,750 32,375 97,126 48,563 145,690 72,845 218,536 109,268 54,634 27,317 81,952 40,976 20,488 10,244 5,122 2,561 7,684 3,842 1,921 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

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