2 × 3² × 13 × 79

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 43,680

Proper Divisor Sum 25,194

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #18481 ← → #18493

1 2 3 6 9 13 18 26 39 78 79 117 158 234 237 474 711 1,027 1,422 2,054 3,081 6,162 9,243 18,486

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

18,486 9,243 27,730 13,865 41,596 20,798 10,399 31,198 15,599 46,798 23,399 70,198 35,099 105,298 52,649 157,948 78,974 39,487 118,462 59,231 177,694 88,847 266,542 133,271 399,814 199,907 599,722 299,861 899,584 449,792 224,896 112,448 56,224 28,112 14,056 7,028 3,514 1,757 5,272 2,636 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118

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