7 × 13² × 421

Prime Factor Structure

Factorization String 7 × 13^2 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 617,808

Proper Divisor Sum 119,765

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #498013 ← → #498053

1 7 13 91 169 421 1,183 2,947 5,473 38,311 71,149 498,043

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

498,043 1,494,130 747,065 2,241,196 1,120,598 560,299 1,680,898 840,449 2,521,348 1,260,674 630,337 1,891,012 945,506 472,753 1,418,260 709,130 354,565 1,063,696 531,848 265,924 132,962 66,481 199,444 99,722 49,861 149,584 74,792 37,396 18,698 9,349 28,048 14,024 7,012 3,506 1,753 5,260 2,630 1,315 3,946 1,973 5,920 2,960 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59 178 89

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