1,578,474

2 × 3³ × 29231

Starting at 1,578,474, the Collatz iteration reaches 1 after 225 steps. The first transition is 789237; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3^3 × 29231

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,507,840

Proper Divisor Sum 1,929,366

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #1578469 ← → #1578509

Radix Representation

Decimal	1578474
Binary	110000001010111101010 (21 bits)
Octal	0o6012752
Hexadecimal	0x1815EA

Divisor Catalog (16)

1 2 3 6 9 18 27 54 29,231 58,462 87,693 175,386 263,079 526,158 789,237 1,578,474

Collatz Trajectory (225 steps to reach 1)

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

1,578,474 789,237 2,367,712 1,183,856 591,928 295,964 147,982 73,991 221,974 110,987 332,962 166,481 499,444 249,722 124,861 374,584 187,292 93,646 46,823 140,470 70,235 210,706 105,353 316,060 158,030 79,015 237,046 118,523 355,570 177,785 533,356 266,678 133,339 400,018 200,009 600,028 300,014 150,007 450,022 225,011 675,034 337,517 1,012,552 506,276 253,138 126,569 379,708 189,854 94,927 284,782 142,391 427,174 213,587 640,762 320,381 961,144 480,572 240,286 120,143 360,430

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