2² × 5 × 11 × 251

Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 251

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 127,008

Proper Divisor Sum 71,788

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #55219 ← → #55229

1 2 4 5 10 11 20 22 44 55 110 220 251 502 1,004 1,255 2,510 2,761 5,020 5,522 11,044 13,805 27,610 55,220

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

55,220 27,610 13,805 41,416 20,708 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458 1,229 3,688 1,844 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2

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