1,998,470

2 × 5 × 23 × 8689

Prime Factor Structure

Factorization String 2 × 5 × 23 × 8689

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 3,754,080

Proper Divisor Sum 1,755,610

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #1998457 ← → #1998473

1 2 5 10 23 46 115 230 8,689 17,378 43,445 86,890 199,847 399,694 999,235 1,998,470

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

1,998,470 999,235 2,997,706 1,498,853 4,496,560 2,248,280 1,124,140 562,070 281,035 843,106 421,553 1,264,660 632,330 316,165 948,496 474,248 237,124 118,562 59,281 177,844 88,922 44,461 133,384 66,692 33,346 16,673 50,020 25,010 12,505 37,516 18,758 9,379 28,138 14,069 42,208 21,104 10,552 5,276 2,638 1,319 3,958 1,979 5,938 2,969 8,908 4,454 2,227 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235 706 353

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