2 × 7² × 47²

Prime Factor Structure

Factorization String 2 × 7^2 × 47^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 385,947

Proper Divisor Sum 169,465

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #216481 ← → #216493

1 2 7 14 47 49 94 98 329 658 2,209 2,303 4,418 4,606 15,463 30,926 108,241 216,482

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

216,482 108,241 324,724 162,362 81,181 243,544 121,772 60,886 30,443 91,330 45,665 136,996 68,498 34,249 102,748 51,374 25,687 77,062 38,531 115,594 57,797 173,392 86,696 43,348 21,674 10,837 32,512 16,256 8,128 4,064 2,032 1,016 508 254 127 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205 616 308 154 77 232

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