2 × 661987

Prime Factor Structure

Factorization String 2 × 661987

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,985,964

Proper Divisor Sum 661,990

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1323967 ← → #1323997

1 2 661,987 1,323,974

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

1,323,974 661,987 1,985,962 992,981 2,978,944 1,489,472 744,736 372,368 186,184 93,092 46,546 23,273 69,820 34,910 17,455 52,366 26,183 78,550 39,275 117,826 58,913 176,740 88,370 44,185 132,556 66,278 33,139 99,418 49,709 149,128 74,564 37,282 18,641 55,924 27,962 13,981 41,944 20,972 10,486 5,243 15,730 7,865 23,596 11,798 5,899 17,698 8,849 26,548 13,274 6,637 19,912 9,956 4,978 2,489 7,468 3,734 1,867 5,602 2,801 8,404

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