2 × 5 × 2689

Prime Factor Structure

Factorization String 2 × 5 × 2689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 48,420

Proper Divisor Sum 21,530

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #26881 ← → #26891

1 2 5 10 2,689 5,378 13,445 26,890

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

26,890 13,445 40,336 20,168 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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