2² × 5 × 11 × 571

Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 571

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 288,288

Proper Divisor Sum 162,668

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #125617 ← → #125621

1 2 4 5 10 11 20 22 44 55 110 220 571 1,142 2,284 2,855 5,710 6,281 11,420 12,562 25,124 31,405 62,810 125,620

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

125,620 62,810 31,405 94,216 47,108 23,554 11,777 35,332 17,666 8,833 26,500 13,250 6,625 19,876 9,938 4,969 14,908 7,454 3,727 11,182 5,591 16,774 8,387 25,162 12,581 37,744 18,872 9,436 4,718 2,359 7,078 3,539 10,618 5,309 15,928 7,964 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133

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