2² × 5² × 4391

Prime Factor Structure

Factorization String 2^2 × 5^2 × 4391

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 953,064

Proper Divisor Sum 513,964

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #439081 ← → #439123

1 2 4 5 10 20 25 50 100 4,391 8,782 17,564 21,955 43,910 87,820 109,775 219,550 439,100

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

439,100 219,550 109,775 329,326 164,663 493,990 246,995 740,986 370,493 1,111,480 555,740 277,870 138,935 416,806 208,403 625,210 312,605 937,816 468,908 234,454 117,227 351,682 175,841 527,524 263,762 131,881 395,644 197,822 98,911 296,734 148,367 445,102 222,551 667,654 333,827 1,001,482 500,741 1,502,224 751,112 375,556 187,778 93,889 281,668 140,834 70,417 211,252 105,626 52,813 158,440 79,220 39,610 19,805 59,416 29,708 14,854 7,427 22,282 11,141 33,424 16,712

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