1,028,042

2 × 514021

Starting at 1,028,042, the Collatz iteration reaches 1 after 240 steps. The first transition is 514021; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 514021

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,542,066

Proper Divisor Sum 514,024

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #1028029 ← → #1028047

Radix Representation

Decimal	1028042
Binary	11111010111111001010 (20 bits)
Octal	0o3727712
Hexadecimal	0xFAFCA

Divisor Catalog (4)

1 2 514,021 1,028,042

Collatz Trajectory (240 steps to reach 1)

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

1,028,042 514,021 1,542,064 771,032 385,516 192,758 96,379 289,138 144,569 433,708 216,854 108,427 325,282 162,641 487,924 243,962 121,981 365,944 182,972 91,486 45,743 137,230 68,615 205,846 102,923 308,770 154,385 463,156 231,578 115,789 347,368 173,684 86,842 43,421 130,264 65,132 32,566 16,283 48,850 24,425 73,276 36,638 18,319 54,958 27,479 82,438 41,219 123,658 61,829 185,488 92,744 46,372 23,186 11,593 34,780 17,390 8,695 26,086 13,043 39,130

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