2² × 5 × 61 × 347

Prime Factor Structure

Factorization String 2^2 × 5 × 61 × 347

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 906,192

Proper Divisor Sum 482,852

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #423323 ← → #423341

1 2 4 5 10 20 61 122 244 305 347 610 694 1,220 1,388 1,735 3,470 6,940 21,167 42,334 84,668 105,835 211,670 423,340

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

423,340 211,670 105,835 317,506 158,753 476,260 238,130 119,065 357,196 178,598 89,299 267,898 133,949 401,848 200,924 100,462 50,231 150,694 75,347 226,042 113,021 339,064 169,532 84,766 42,383 127,150 63,575 190,726 95,363 286,090 143,045 429,136 214,568 107,284 53,642 26,821 80,464 40,232 20,116 10,058 5,029 15,088 7,544 3,772 1,886 943 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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