3² × 7 × 37 × 137

Prime Factor Structure

Factorization String 3^2 × 7 × 37 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 545,376

Proper Divisor Sum 226,029

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #319343 ← → #319351

1 3 7 9 21 37 63 111 137 259 333 411 777 959 1,233 2,331 2,877 5,069 8,631 15,207 35,483 45,621 106,449 319,347

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

319,347 958,042 479,021 1,437,064 718,532 359,266 179,633 538,900 269,450 134,725 404,176 202,088 101,044 50,522 25,261 75,784 37,892 18,946 9,473 28,420 14,210 7,105 21,316 10,658 5,329 15,988 7,994 3,997 11,992 5,996 2,998 1,499 4,498 2,249 6,748 3,374 1,687 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58

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