8,559,428

2² × 2139857

8,559,428 factors as 2^2 × 2139857. Its 6 positive divisors give a proper-divisor sum of 6,419,578, so this integer is deficient. The Collatz stopping time is 124 steps.

Prime Factor Structure

Factorization String 2^2 × 2139857

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 14,979,006

Proper Divisor Sum 6,419,578

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #8559401 ← → #8559431

Radix Representation

Decimal	8559428
Binary	100000101001101101000100 (24 bits)
Octal	0o40515504
Hexadecimal	0x829B44

Divisor Catalog (6)

1 2 4 2,139,857 4,279,714 8,559,428

Collatz Trajectory (124 steps to reach 1)

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

8,559,428 4,279,714 2,139,857 6,419,572 3,209,786 1,604,893 4,814,680 2,407,340 1,203,670 601,835 1,805,506 902,753 2,708,260 1,354,130 677,065 2,031,196 1,015,598 507,799 1,523,398 761,699 2,285,098 1,142,549 3,427,648 1,713,824 856,912 428,456 214,228 107,114 53,557 160,672 80,336 40,168 20,084 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058

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