1,997,448

2³ × 3 × 83227

1,997,448 has digital root 6. The neighboring primes are 1997441 and 1997459; its proper-divisor sum differs from the starting integer by 998,784.

Prime Factor Structure

Factorization String 2^3 × 3 × 83227

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 4,993,680

Proper Divisor Sum 2,996,232

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #1997441 ← → #1997459

1 2 3 4 6 8 12 24 83,227 166,454 249,681 332,908 499,362 665,816 998,724 1,997,448

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

1,997,448 998,724 499,362 249,681 749,044 374,522 187,261 561,784 280,892 140,446 70,223 210,670 105,335 316,006 158,003 474,010 237,005 711,016 355,508 177,754 88,877 266,632 133,316 66,658 33,329 99,988 49,994 24,997 74,992 37,496 18,748 9,374 4,687 14,062 7,031 21,094 10,547 31,642 15,821 47,464 23,732 11,866 5,933 17,800 8,900 4,450 2,225 6,676 3,338 1,669 5,008 2,504 1,252 626 313 940 470 235 706 353