2² × 13 × 164239

Prime Factor Structure

Factorization String 2^2 × 13 × 164239

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 16,095,520

Proper Divisor Sum 7,555,092

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #8540401 ← → #8540431

1 2 4 13 26 52 164,239 328,478 656,956 2,135,107 4,270,214 8,540,428

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

8,540,428 4,270,214 2,135,107 6,405,322 3,202,661 9,607,984 4,803,992 2,401,996 1,200,998 600,499 1,801,498 900,749 2,702,248 1,351,124 675,562 337,781 1,013,344 506,672 253,336 126,668 63,334 31,667 95,002 47,501 142,504 71,252 35,626 17,813 53,440 26,720 13,360 6,680 3,340 1,670 835 2,506 1,253 3,760 1,880 940 470 235 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253

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