3 × 7 × 3121

Prime Factor Structure

Factorization String 3 × 7 × 3121

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 99,904

Proper Divisor Sum 34,363

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #65539 ← → #65543

1 3 7 21 3,121 9,363 21,847 65,541

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

65,541 196,624 98,312 49,156 24,578 12,289 36,868 18,434 9,217 27,652 13,826 6,913 20,740 10,370 5,185 15,556 7,778 3,889 11,668 5,834 2,917 8,752 4,376 2,188 1,094 547 1,642 821 2,464 1,232 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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