2² × 13 × 43 × 97

Prime Factor Structure

Factorization String 2^2 × 13 × 43 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 422,576

Proper Divisor Sum 205,684

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #216877 ← → #216899

1 2 4 13 26 43 52 86 97 172 194 388 559 1,118 1,261 2,236 2,522 4,171 5,044 8,342 16,684 54,223 108,446 216,892

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

216,892 108,446 54,223 162,670 81,335 244,006 122,003 366,010 183,005 549,016 274,508 137,254 68,627 205,882 102,941 308,824 154,412 77,206 38,603 115,810 57,905 173,716 86,858 43,429 130,288 65,144 32,572 16,286 8,143 24,430 12,215 36,646 18,323 54,970 27,485 82,456 41,228 20,614 10,307 30,922 15,461 46,384 23,192 11,596 5,798 2,899 8,698 4,349 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671 11,014 5,507 16,522 8,261

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