2 × 3² × 7 × 17 × 131

Prime Factor Structure

Factorization String 2 × 3^2 × 7 × 17 × 131

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 741,312

Proper Divisor Sum 460,710

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #280597 ← → #280603

1 2 3 6 7 9 14 17 18 21 34 42 51 63 102 119 126 131 153 238 262 306 357 393 714 786 917 1,071 1,179 1,834 2,142 2,227 2,358 2,751 4,454 5,502 6,681 8,253 13,362 15,589 16,506 20,043 31,178 40,086 46,767 93,534 140,301 280,602

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

280,602 140,301 420,904 210,452 105,226 52,613 157,840 78,920 39,460 19,730 9,865 29,596 14,798 7,399 22,198 11,099 33,298 16,649 49,948 24,974 12,487 37,462 18,731 56,194 28,097 84,292 42,146 21,073 63,220 31,610 15,805 47,416 23,708 11,854 5,927 17,782 8,891 26,674 13,337 40,012 20,006 10,003 30,010 15,005 45,016 22,508 11,254 5,627 16,882 8,441 25,324 12,662 6,331 18,994 9,497 28,492 14,246 7,123 21,370 10,685

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