216259

Prime Factor Structure

Factorization String 216259

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 216,260

Proper Divisor Sum 1

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #216233 ← → #216263

1 216,259

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

216,259 648,778 324,389 973,168 486,584 243,292 121,646 60,823 182,470 91,235 273,706 136,853 410,560 205,280 102,640 51,320 25,660 12,830 6,415 19,246 9,623 28,870 14,435 43,306 21,653 64,960 32,480 16,240 8,120 4,060 2,030 1,015 3,046 1,523 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40

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