2 × 21347

Prime Factor Structure

Factorization String 2 × 21347

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 64,044

Proper Divisor Sum 21,350

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #42689 ← → #42697

1 2 21,347 42,694

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

42,694 21,347 64,042 32,021 96,064 48,032 24,016 12,008 6,004 3,002 1,501 4,504 2,252 1,126 563 1,690 845 2,536 1,268 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 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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