13 × 1993

Prime Factor Structure

Factorization String 13 × 1993

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 27,916

Proper Divisor Sum 2,007

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #25903 ← → #25913

1 13 1,993 25,909

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

25,909 77,728 38,864 19,432 9,716 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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