3,511,506

2 × 3 × 585251

3,511,506 has digital root 3. The neighboring primes are 3511493 and 3511507; its proper-divisor sum differs from the starting integer by 12.

Prime Factor Structure

Factorization String 2 × 3 × 585251

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 8

Divisor Sum (σ) 7,023,024

Proper Divisor Sum 3,511,518

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #3511493 ← → #3511507

1 2 3 6 585,251 1,170,502 1,755,753 3,511,506

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

3,511,506 1,755,753 5,267,260 2,633,630 1,316,815 3,950,446 1,975,223 5,925,670 2,962,835 8,888,506 4,444,253 13,332,760 6,666,380 3,333,190 1,666,595 4,999,786 2,499,893 7,499,680 3,749,840 1,874,920 937,460 468,730 234,365 703,096 351,548 175,774 87,887 263,662 131,831 395,494 197,747 593,242 296,621 889,864 444,932 222,466 111,233 333,700 166,850 83,425 250,276 125,138 62,569 187,708 93,854 46,927 140,782 70,391 211,174 105,587 316,762 158,381 475,144 237,572 118,786 59,393 178,180 89,090 44,545 133,636