7 × 53²

Prime Factor Structure

Factorization String 7 × 53^2

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 22,904

Proper Divisor Sum 3,241

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #19661 ← → #19681

1 7 53 371 2,809 19,663

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

19,663 58,990 29,495 88,486 44,243 132,730 66,365 199,096 99,548 49,774 24,887 74,662 37,331 111,994 55,997 167,992 83,996 41,998 20,999 62,998 31,499 94,498 47,249 141,748 70,874 35,437 106,312 53,156 26,578 13,289 39,868 19,934 9,967 29,902 14,951 44,854 22,427 67,282 33,641 100,924 50,462 25,231 75,694 37,847 113,542 56,771 170,314 85,157 255,472 127,736 63,868 31,934 15,967 47,902 23,951 71,854 35,927 107,782 53,891 161,674

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