3,939,687

3² × 437743

3,939,687 factors as 3^2 × 437743. Its 6 positive divisors give a proper-divisor sum of 1,750,985, so this integer is deficient. The Collatz stopping time is 146 steps.

Prime Factor Structure

Factorization String 3^2 × 437743

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 5,690,672

Proper Divisor Sum 1,750,985

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #3939673 ← → #3939713

Radix Representation

Decimal	3939687
Binary	1111000001110101100111 (22 bits)
Octal	0o17016547
Hexadecimal	0x3C1D67

Divisor Catalog (6)

1 3 9 437,743 1,313,229 3,939,687

Collatz Trajectory (146 steps to reach 1)

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

3,939,687 11,819,062 5,909,531 17,728,594 8,864,297 26,592,892 13,296,446 6,648,223 19,944,670 9,972,335 29,917,006 14,958,503 44,875,510 22,437,755 67,313,266 33,656,633 100,969,900 50,484,950 25,242,475 75,727,426 37,863,713 113,591,140 56,795,570 28,397,785 85,193,356 42,596,678 21,298,339 63,895,018 31,947,509 95,842,528 47,921,264 23,960,632 11,980,316 5,990,158 2,995,079 8,985,238 4,492,619 13,477,858 6,738,929 20,216,788 10,108,394 5,054,197 15,162,592 7,581,296 3,790,648 1,895,324 947,662 473,831 1,421,494 710,747 2,132,242 1,066,121 3,198,364 1,599,182 799,591 2,398,774 1,199,387 3,598,162 1,799,081 5,397,244

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