2² × 3 × 5 × 7 × 617

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 7 × 617

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 830,592

Proper Divisor Sum 571,452

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #259123 ← → #259151

1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 617 1,234 1,851 2,468 3,085 3,702 4,319 6,170 7,404 8,638 9,255 12,340 12,957 17,276 18,510 21,595 25,914 37,020 43,190 51,828 64,785 86,380 129,570 259,140

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

259,140 129,570 64,785 194,356 97,178 48,589 145,768 72,884 36,442 18,221 54,664 27,332 13,666 6,833 20,500 10,250 5,125 15,376 7,688 3,844 1,922 961 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52

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