2² × 5² × 5563

Prime Factor Structure

Factorization String 2^2 × 5^2 × 5563

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,207,388

Proper Divisor Sum 651,088

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #556289 ← → #556313

1 2 4 5 10 20 25 50 100 5,563 11,126 22,252 27,815 55,630 111,260 139,075 278,150 556,300

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

556,300 278,150 139,075 417,226 208,613 625,840 312,920 156,460 78,230 39,115 117,346 58,673 176,020 88,010 44,005 132,016 66,008 33,004 16,502 8,251 24,754 12,377 37,132 18,566 9,283 27,850 13,925 41,776 20,888 10,444 5,222 2,611 7,834 3,917 11,752 5,876 2,938 1,469 4,408 2,204 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592

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