2 × 3² × 43 × 547

Prime Factor Structure

Factorization String 2 × 3^2 × 43 × 547

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 940,368

Proper Divisor Sum 516,990

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #423347 ← → #423389

1 2 3 6 9 18 43 86 129 258 387 547 774 1,094 1,641 3,282 4,923 9,846 23,521 47,042 70,563 141,126 211,689 423,378

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

423,378 211,689 635,068 317,534 158,767 476,302 238,151 714,454 357,227 1,071,682 535,841 1,607,524 803,762 401,881 1,205,644 602,822 301,411 904,234 452,117 1,356,352 678,176 339,088 169,544 84,772 42,386 21,193 63,580 31,790 15,895 47,686 23,843 71,530 35,765 107,296 53,648 26,824 13,412 6,706 3,353 10,060 5,030 2,515 7,546 3,773 11,320 5,660 2,830 1,415 4,246 2,123 6,370 3,185 9,556 4,778 2,389 7,168 3,584 1,792 896 448

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