2² × 5 × 73 × 151

Prime Factor Structure

Factorization String 2^2 × 5 × 73 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 472,416

Proper Divisor Sum 251,956

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #220447 ← → #220469

1 2 4 5 10 20 73 146 151 292 302 365 604 730 755 1,460 1,510 3,020 11,023 22,046 44,092 55,115 110,230 220,460

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

220,460 110,230 55,115 165,346 82,673 248,020 124,010 62,005 186,016 93,008 46,504 23,252 11,626 5,813 17,440 8,720 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 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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