398,443

31 × 12853

Prime Factor Structure

Factorization String 31 × 12853

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 411,328

Proper Divisor Sum 12,885

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #398441 ← → #398459

1 31 12,853 398,443

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

398,443 1,195,330 597,665 1,792,996 896,498 448,249 1,344,748 672,374 336,187 1,008,562 504,281 1,512,844 756,422 378,211 1,134,634 567,317 1,701,952 850,976 425,488 212,744 106,372 53,186 26,593 79,780 39,890 19,945 59,836 29,918 14,959 44,878 22,439 67,318 33,659 100,978 50,489 151,468 75,734 37,867 113,602 56,801 170,404 85,202 42,601 127,804 63,902 31,951 95,854 47,927 143,782 71,891 215,674 107,837 323,512 161,756 80,878 40,439 121,318 60,659 181,978 90,989

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