1,226,278

2 × 17 × 36067

Starting at 1,226,278, the Collatz iteration reaches 1 after 85 steps. The first transition is 613139; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 17 × 36067

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,947,672

Proper Divisor Sum 721,394

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1226263 ← → #1226293

Radix Representation

Decimal	1226278
Binary	100101011011000100110 (21 bits)
Octal	0o4533046
Hexadecimal	0x12B626

Divisor Catalog (8)

1 2 17 34 36,067 72,134 613,139 1,226,278

Collatz Trajectory (85 steps to reach 1)

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

1,226,278 613,139 1,839,418 919,709 2,759,128 1,379,564 689,782 344,891 1,034,674 517,337 1,552,012 776,006 388,003 1,164,010 582,005 1,746,016 873,008 436,504 218,252 109,126 54,563 163,690 81,845 245,536 122,768 61,384 30,692 15,346 7,673 23,020 11,510 5,755 17,266 8,633 25,900 12,950 6,475 19,426 9,713 29,140 14,570 7,285 21,856 10,928 5,464 2,732 1,366 683 2,050 1,025 3,076 1,538 769 2,308 1,154 577 1,732 866 433 1,300

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