2² × 5 × 6661

Prime Factor Structure

Factorization String 2^2 × 5 × 6661

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 279,804

Proper Divisor Sum 146,584

Digit Sum / Digital Root 11 (Root: 2)

Adjacent Primes #133213 ← → #133241

1 2 4 5 10 20 6,661 13,322 26,644 33,305 66,610 133,220

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

133,220 66,610 33,305 99,916 49,958 24,979 74,938 37,469 112,408 56,204 28,102 14,051 42,154 21,077 63,232 31,616 15,808 7,904 3,952 1,976 988 494 247 742 371 1,114 557 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

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