2² × 5² × 5531

Prime Factor Structure

Factorization String 2^2 × 5^2 × 5531

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,200,444

Proper Divisor Sum 647,344

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #553099 ← → #553103

1 2 4 5 10 20 25 50 100 5,531 11,062 22,124 27,655 55,310 110,620 138,275 276,550 553,100

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

553,100 276,550 138,275 414,826 207,413 622,240 311,120 155,560 77,780 38,890 19,445 58,336 29,168 14,584 7,292 3,646 1,823 5,470 2,735 8,206 4,103 12,310 6,155 18,466 9,233 27,700 13,850 6,925 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587

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