3,978,098

2 × 1989049

3,978,098 factors as 2 × 1989049. Its 4 positive divisors give a proper-divisor sum of 1,989,052, so this integer is deficient. The Collatz stopping time is 66 steps.

Prime Factor Structure

Factorization String 2 × 1989049

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 5,967,150

Proper Divisor Sum 1,989,052

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #3978071 ← → #3978101

Radix Representation

Decimal	3978098
Binary	1111001011001101110010 (22 bits)
Octal	0o17131562
Hexadecimal	0x3CB372

Divisor Catalog (4)

1 2 1,989,049 3,978,098

Collatz Trajectory (66 steps to reach 1)

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

3,978,098 1,989,049 5,967,148 2,983,574 1,491,787 4,475,362 2,237,681 6,713,044 3,356,522 1,678,261 5,034,784 2,517,392 1,258,696 629,348 314,674 157,337 472,012 236,006 118,003 354,010 177,005 531,016 265,508 132,754 66,377 199,132 99,566 49,783 149,350 74,675 224,026 112,013 336,040 168,020 84,010 42,005 126,016 63,008 31,504 15,752 7,876 3,938 1,969 5,908 2,954 1,477 4,432 2,216 1,108 554 277 832 416 208 104 52 26 13 40 20

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