7² × 13 × 521

Prime Factor Structure

Factorization String 7^2 × 13 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 416,556

Proper Divisor Sum 84,679

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #331871 ← → #331883

1 7 13 49 91 521 637 3,647 6,773 25,529 47,411 331,877

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

331,877 995,632 497,816 248,908 124,454 62,227 186,682 93,341 280,024 140,012 70,006 35,003 105,010 52,505 157,516 78,758 39,379 118,138 59,069 177,208 88,604 44,302 22,151 66,454 33,227 99,682 49,841 149,524 74,762 37,381 112,144 56,072 28,036 14,018 7,009 21,028 10,514 5,257 15,772 7,886 3,943 11,830 5,915 17,746 8,873 26,620 13,310 6,655 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815

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