2³ × 5 × 13 × 17 × 43 × 53

Prime Factor Structure

Factorization String 2^3 × 5 × 13 × 17 × 43 × 53

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 128

Divisor Sum (σ) 53,887,680

Proper Divisor Sum 33,741,320

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #20146349 ← → #20146363

1 2 4 5 8 10 13 17 20 26 34 40 43 52 53 65 68 85 86 104 106 130 136 170 172 212 215 221 260 265 340 344 424 430 442 520 530 559 680 689 731 860 884 901 1,060 1,105 1,118 1,378 1,462 1,720 1,768 1,802 2,120 2,210 2,236 2,279 2,756 2,795 2,924 3,445

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

20,146,360 10,073,180 5,036,590 2,518,295 7,554,886 3,777,443 11,332,330 5,666,165 16,998,496 8,499,248 4,249,624 2,124,812 1,062,406 531,203 1,593,610 796,805 2,390,416 1,195,208 597,604 298,802 149,401 448,204 224,102 112,051 336,154 168,077 504,232 252,116 126,058 63,029 189,088 94,544 47,272 23,636 11,818 5,909 17,728 8,864 4,432 2,216 1,108 554 277 832 416 208 104 52 26 13 40 20 10 5 16 8 4 2 1

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