3² × 11 × 157

Prime Factor Structure

Factorization String 3^2 × 11 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 24,648

Proper Divisor Sum 9,105

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #15541 ← → #15551

1 3 9 11 33 99 157 471 1,413 1,727 5,181 15,543

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

15,543 46,630 23,315 69,946 34,973 104,920 52,460 26,230 13,115 39,346 19,673 59,020 29,510 14,755 44,266 22,133 66,400 33,200 16,600 8,300 4,150 2,075 6,226 3,113 9,340 4,670 2,335 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270 12,635 37,906 18,953 56,860 28,430 14,215 42,646 21,323

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