2 × 7² × 2213

Prime Factor Structure

Factorization String 2 × 7^2 × 2213

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 378,594

Proper Divisor Sum 161,720

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #216859 ← → #216877

1 2 7 14 49 98 2,213 4,426 15,491 30,982 108,437 216,874

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

216,874 108,437 325,312 162,656 81,328 40,664 20,332 10,166 5,083 15,250 7,625 22,876 11,438 5,719 17,158 8,579 25,738 12,869 38,608 19,304 9,652 4,826 2,413 7,240 3,620 1,810 905 2,716 1,358 679 2,038 1,019 3,058 1,529 4,588 2,294 1,147 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384

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