667,706

2 × 13 × 61 × 421

Prime Factor Structure

Factorization String 2 × 13 × 61 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,098,888

Proper Divisor Sum 431,182

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #667699 ← → #667727

1 2 13 26 61 122 421 793 842 1,586 5,473 10,946 25,681 51,362 333,853 667,706

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

667,706 333,853 1,001,560 500,780 250,390 125,195 375,586 187,793 563,380 281,690 140,845 422,536 211,268 105,634 52,817 158,452 79,226 39,613 118,840 59,420 29,710 14,855 44,566 22,283 66,850 33,425 100,276 50,138 25,069 75,208 37,604 18,802 9,401 28,204 14,102 7,051 21,154 10,577 31,732 15,866 7,933 23,800 11,900 5,950 2,975 8,926 4,463 13,390 6,695 20,086 10,043 30,130 15,065 45,196 22,598 11,299 33,898 16,949 50,848 25,424

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