3² × 7 × 41 × 151

Prime Factor Structure

Factorization String 3^2 × 7 × 41 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 663,936

Proper Divisor Sum 273,903

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #390001 ← → #390043

1 3 7 9 21 41 63 123 151 287 369 453 861 1,057 1,359 2,583 3,171 6,191 9,513 18,573 43,337 55,719 130,011 390,033

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

390,033 1,170,100 585,050 292,525 877,576 438,788 219,394 109,697 329,092 164,546 82,273 246,820 123,410 61,705 185,116 92,558 46,279 138,838 69,419 208,258 104,129 312,388 156,194 78,097 234,292 117,146 58,573 175,720 87,860 43,930 21,965 65,896 32,948 16,474 8,237 24,712 12,356 6,178 3,089 9,268 4,634 2,317 6,952 3,476 1,738 869 2,608 1,304 652 326 163 490 245 736 368 184 92 46 23 70

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