39,240

2³ × 3² × 5 × 109

Prime Factor Structure

Factorization String 2^3 × 3^2 × 5 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 128,700

Proper Divisor Sum 89,460

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #39239 ← → #39241

1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 109 120 180 218 327 360 436 545 654 872 981 1,090 1,308 1,635 1,962 2,180 2,616 3,270 3,924 4,360 4,905 6,540 7,848 9,810 13,080 19,620 39,240

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

39,240 19,620 9,810 4,905 14,716 7,358 3,679 11,038 5,519 16,558 8,279 24,838 12,419 37,258 18,629 55,888 27,944 13,972 6,986 3,493 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250

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