2 × 5 × 41 × 163

Prime Factor Structure

Factorization String 2 × 5 × 41 × 163

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 123,984

Proper Divisor Sum 57,154

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #66821 ← → #66841

1 2 5 10 41 82 163 205 326 410 815 1,630 6,683 13,366 33,415 66,830

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

66,830 33,415 100,246 50,123 150,370 75,185 225,556 112,778 56,389 169,168 84,584 42,292 21,146 10,573 31,720 15,860 7,930 3,965 11,896 5,948 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096 2,548

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