1,338,417

3³ × 19 × 2609

For 1,338,417, the 16 positive divisors have a total of 2,088,000. Removing 1,338,417 leaves 749,583, which gives the deficient classification.

Prime Factor Structure

Factorization String 3^3 × 19 × 2609

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,088,000

Proper Divisor Sum 749,583

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #1338413 ← → #1338433

1 3 9 19 27 57 171 513 2,609 7,827 23,481 49,571 70,443 148,713 446,139 1,338,417

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

1,338,417 4,015,252 2,007,626 1,003,813 3,011,440 1,505,720 752,860 376,430 188,215 564,646 282,323 846,970 423,485 1,270,456 635,228 317,614 158,807 476,422 238,211 714,634 357,317 1,071,952 535,976 267,988 133,994 66,997 200,992 100,496 50,248 25,124 12,562 6,281 18,844 9,422 4,711 14,134 7,067 21,202 10,601 31,804 15,902 7,951 23,854 11,927 35,782 17,891 53,674 26,837 80,512 40,256 20,128 10,064 5,032 2,516 1,258 629 1,888 944 472 236

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