3² × 7 × 11 × 61

Prime Factor Structure

Factorization String 3^2 × 7 × 11 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 77,376

Proper Divisor Sum 35,103

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #42257 ← → #42281

1 3 7 9 11 21 33 61 63 77 99 183 231 427 549 671 693 1,281 2,013 3,843 4,697 6,039 14,091 42,273

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

42,273 126,820 63,410 31,705 95,116 47,558 23,779 71,338 35,669 107,008 53,504 26,752 13,376 6,688 3,344 1,672 836 418 209 628 314 157 472 236 118 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 2 1

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