2² × 5 × 137 × 241

Prime Factor Structure

Factorization String 2^2 × 5 × 137 × 241

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,402,632

Proper Divisor Sum 742,292

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #660337 ← → #660347

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

660,340 330,170 165,085 495,256 247,628 123,814 61,907 185,722 92,861 278,584 139,292 69,646 34,823 104,470 52,235 156,706 78,353 235,060 117,530 58,765 176,296 88,148 44,074 22,037 66,112 33,056 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210

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