3,989,367

3² × 443263

3,989,367 factors as 3^2 × 443263. Its 6 positive divisors give a proper-divisor sum of 1,773,065, so this integer is deficient. The Collatz stopping time is 79 steps.

Prime Factor Structure

Factorization String 3^2 × 443263

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 5,762,432

Proper Divisor Sum 1,773,065

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #3989351 ← → #3989371

Radix Representation

Decimal	3989367
Binary	1111001101111101110111 (22 bits)
Octal	0o17157567
Hexadecimal	0x3CDF77

Divisor Catalog (6)

1 3 9 443,263 1,329,789 3,989,367

Collatz Trajectory (79 steps to reach 1)

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

3,989,367 11,968,102 5,984,051 17,952,154 8,976,077 26,928,232 13,464,116 6,732,058 3,366,029 10,098,088 5,049,044 2,524,522 1,262,261 3,786,784 1,893,392 946,696 473,348 236,674 118,337 355,012 177,506 88,753 266,260 133,130 66,565 199,696 99,848 49,924 24,962 12,481 37,444 18,722 9,361 28,084 14,042 7,021 21,064 10,532 5,266 2,633 7,900 3,950 1,975 5,926 2,963 8,890 4,445 13,336 6,668 3,334 1,667 5,002 2,501 7,504 3,752 1,876 938 469 1,408 704

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