3,139,959

3 × 19 × 31 × 1777

Prime Factor Structure

Factorization String 3 × 19 × 31 × 1777

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 4,551,680

Proper Divisor Sum 1,411,721

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #3139943 ← → #3139967

1 3 19 31 57 93 589 1,767 1,777 5,331 33,763 55,087 101,289 165,261 1,046,653 3,139,959

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

3,139,959 9,419,878 4,709,939 14,129,818 7,064,909 21,194,728 10,597,364 5,298,682 2,649,341 7,948,024 3,974,012 1,987,006 993,503 2,980,510 1,490,255 4,470,766 2,235,383 6,706,150 3,353,075 10,059,226 5,029,613 15,088,840 7,544,420 3,772,210 1,886,105 5,658,316 2,829,158 1,414,579 4,243,738 2,121,869 6,365,608 3,182,804 1,591,402 795,701 2,387,104 1,193,552 596,776 298,388 149,194 74,597 223,792 111,896 55,948 27,974 13,987 41,962 20,981 62,944 31,472 15,736 7,868 3,934 1,967 5,902 2,951 8,854 4,427 13,282 6,641 19,924

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