8,443,090

2 × 5 × 844309

Starting at 8,443,090, the Collatz iteration reaches 1 after 129 steps. The first transition is 4221545; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 844309

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 15,197,580

Proper Divisor Sum 6,754,490

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #8443079 ← → #8443091

Radix Representation

Decimal	8443090
Binary	100000001101010011010010 (24 bits)
Octal	0o40152322
Hexadecimal	0x80D4D2

Divisor Catalog (8)

1 2 5 10 844,309 1,688,618 4,221,545 8,443,090

Collatz Trajectory (129 steps to reach 1)

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

8,443,090 4,221,545 12,664,636 6,332,318 3,166,159 9,498,478 4,749,239 14,247,718 7,123,859 21,371,578 10,685,789 32,057,368 16,028,684 8,014,342 4,007,171 12,021,514 6,010,757 18,032,272 9,016,136 4,508,068 2,254,034 1,127,017 3,381,052 1,690,526 845,263 2,535,790 1,267,895 3,803,686 1,901,843 5,705,530 2,852,765 8,558,296 4,279,148 2,139,574 1,069,787 3,209,362 1,604,681 4,814,044 2,407,022 1,203,511 3,610,534 1,805,267 5,415,802 2,707,901 8,123,704 4,061,852 2,030,926 1,015,463 3,046,390 1,523,195 4,569,586 2,284,793 6,854,380 3,427,190 1,713,595 5,140,786 2,570,393 7,711,180 3,855,590 1,927,795

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