2 × 5² × 4339

Prime Factor Structure

Factorization String 2 × 5^2 × 4339

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 403,620

Proper Divisor Sum 186,670

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #216947 ← → #216967

1 2 5 10 25 50 4,339 8,678 21,695 43,390 108,475 216,950

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

216,950 108,475 325,426 162,713 488,140 244,070 122,035 366,106 183,053 549,160 274,580 137,290 68,645 205,936 102,968 51,484 25,742 12,871 38,614 19,307 57,922 28,961 86,884 43,442 21,721 65,164 32,582 16,291 48,874 24,437 73,312 36,656 18,328 9,164 4,582 2,291 6,874 3,437 10,312 5,156 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379

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