916,717

43 × 21319

Starting at 916,717, the Collatz iteration reaches 1 after 108 steps. The first transition is 2750152; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 43 × 21319

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 938,080

Proper Divisor Sum 21,363

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #916703 ← → #916733

Radix Representation

Decimal	916717
Binary	11011111110011101101 (20 bits)
Octal	0o3376355
Hexadecimal	0xDFCED

Divisor Catalog (4)

1 43 21,319 916,717

Collatz Trajectory (108 steps to reach 1)

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

916,717 2,750,152 1,375,076 687,538 343,769 1,031,308 515,654 257,827 773,482 386,741 1,160,224 580,112 290,056 145,028 72,514 36,257 108,772 54,386 27,193 81,580 40,790 20,395 61,186 30,593 91,780 45,890 22,945 68,836 34,418 17,209 51,628 25,814 12,907 38,722 19,361 58,084 29,042 14,521 43,564 21,782 10,891 32,674 16,337 49,012 24,506 12,253 36,760 18,380 9,190 4,595 13,786 6,893 20,680 10,340 5,170 2,585 7,756 3,878 1,939 5,818

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