3² × 7² × 431

Prime Factor Structure

Factorization String 3^2 × 7^2 × 431

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 320,112

Proper Divisor Sum 130,041

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #190063 ← → #190093

1 3 7 9 21 49 63 147 431 441 1,293 3,017 3,879 9,051 21,119 27,153 63,357 190,071

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

190,071 570,214 285,107 855,322 427,661 1,282,984 641,492 320,746 160,373 481,120 240,560 120,280 60,140 30,070 15,035 45,106 22,553 67,660 33,830 16,915 50,746 25,373 76,120 38,060 19,030 9,515 28,546 14,273 42,820 21,410 10,705 32,116 16,058 8,029 24,088 12,044 6,022 3,011 9,034 4,517 13,552 6,776 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208

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