2² × 3² × 21683

Prime Factor Structure

Factorization String 2^2 × 3^2 × 21683

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,973,244

Proper Divisor Sum 1,192,656

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #780587 ← → #780601

1 2 3 4 6 9 12 18 36 21,683 43,366 65,049 86,732 130,098 195,147 260,196 390,294 780,588

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

780,588 390,294 195,147 585,442 292,721 878,164 439,082 219,541 658,624 329,312 164,656 82,328 41,164 20,582 10,291 30,874 15,437 46,312 23,156 11,578 5,789 17,368 8,684 4,342 2,171 6,514 3,257 9,772 4,886 2,443 7,330 3,665 10,996 5,498 2,749 8,248 4,124 2,062 1,031 3,094 1,547 4,642 2,321 6,964 3,482 1,741 5,224 2,612 1,306 653 1,960 980 490 245 736 368 184 92 46 23

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