18,819

3³ × 17 × 41

Prime Factor Structure

Factorization String 3^3 × 17 × 41

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 30,240

Proper Divisor Sum 11,421

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #18803 ← → #18839

1 3 9 17 27 41 51 123 153 369 459 697 1,107 2,091 6,273 18,819

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

18,819 56,458 28,229 84,688 42,344 21,172 10,586 5,293 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4

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