2³ × 3² × 17²

Prime Factor Structure

Factorization String 2^3 × 3^2 × 17^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 59,865

Proper Divisor Sum 39,057

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #20807 ← → #20809

1 2 3 4 6 8 9 12 17 18 24 34 36 51 68 72 102 136 153 204 289 306 408 578 612 867 1,156 1,224 1,734 2,312 2,601 3,468 5,202 6,936 10,404 20,808

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

20,808 10,404 5,202 2,601 7,804 3,902 1,951 5,854 2,927 8,782 4,391 13,174 6,587 19,762 9,881 29,644 14,822 7,411 22,234 11,117 33,352 16,676 8,338 4,169 12,508 6,254 3,127 9,382 4,691 14,074 7,037 21,112 10,556 5,278 2,639 7,918 3,959 11,878 5,939 17,818 8,909 26,728 13,364 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235 706 353 1,060 530 265 796

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