2⁴ × 5 × 11 × 251

Prime Factor Structure

Factorization String 2^4 × 5 × 11 × 251

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 562,464

Proper Divisor Sum 341,584

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #220879 ← → #220889

1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 251 440 502 880 1,004 1,255 2,008 2,510 2,761 4,016 5,020 5,522 10,040 11,044 13,805 20,080 22,088 27,610 44,176 55,220 110,440 220,880

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

220,880 110,440 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

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