2 × 3 × 5² × 1451

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 1451

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 540,144

Proper Divisor Sum 322,494

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #217643 ← → #217661

1 2 3 5 6 10 15 25 30 50 75 150 1,451 2,902 4,353 7,255 8,706 14,510 21,765 36,275 43,530 72,550 108,825 217,650

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

217,650 108,825 326,476 163,238 81,619 244,858 122,429 367,288 183,644 91,822 45,911 137,734 68,867 206,602 103,301 309,904 154,952 77,476 38,738 19,369 58,108 29,054 14,527 43,582 21,791 65,374 32,687 98,062 49,031 147,094 73,547 220,642 110,321 330,964 165,482 82,741 248,224 124,112 62,056 31,028 15,514 7,757 23,272 11,636 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384

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