671,685

3 × 5 × 7 × 6397

Prime Factor Structure

Factorization String 3 × 5 × 7 × 6397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,228,416

Proper Divisor Sum 556,731

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #671681 ← → #671701

1 3 5 7 15 21 35 105 6,397 19,191 31,985 44,779 95,955 134,337 223,895 671,685

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

671,685 2,015,056 1,007,528 503,764 251,882 125,941 377,824 188,912 94,456 47,228 23,614 11,807 35,422 17,711 53,134 26,567 79,702 39,851 119,554 59,777 179,332 89,666 44,833 134,500 67,250 33,625 100,876 50,438 25,219 75,658 37,829 113,488 56,744 28,372 14,186 7,093 21,280 10,640 5,320 2,660 1,330 665 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119

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