397687

Prime Factor Structure

Factorization String 397687

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 397,688

Proper Divisor Sum 1

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #397673 ← → #397697

1 397,687

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

397,687 1,193,062 596,531 1,789,594 894,797 2,684,392 1,342,196 671,098 335,549 1,006,648 503,324 251,662 125,831 377,494 188,747 566,242 283,121 849,364 424,682 212,341 637,024 318,512 159,256 79,628 39,814 19,907 59,722 29,861 89,584 44,792 22,396 11,198 5,599 16,798 8,399 25,198 12,599 37,798 18,899 56,698 28,349 85,048 42,524 21,262 10,631 31,894 15,947 47,842 23,921 71,764 35,882 17,941 53,824 26,912 13,456 6,728 3,364 1,682 841 2,524

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