3 × 7 × 43 × 61

Prime Factor Structure

Factorization String 3 × 7 × 43 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 87,296

Proper Divisor Sum 32,213

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #55079 ← → #55103

1 3 7 21 43 61 129 183 301 427 903 1,281 2,623 7,869 18,361 55,083

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

55,083 165,250 82,625 247,876 123,938 61,969 185,908 92,954 46,477 139,432 69,716 34,858 17,429 52,288 26,144 13,072 6,536 3,268 1,634 817 2,452 1,226 613 1,840 920 460 230 115 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2

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