1,674,426

2 × 3 × 13 × 21467

Starting at 1,674,426, the Collatz iteration reaches 1 after 132 steps. The first transition is 837213; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 13 × 21467

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,606,624

Proper Divisor Sum 1,932,198

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #1674391 ← → #1674433

Radix Representation

Decimal	1674426
Binary	110011000110010111010 (21 bits)
Octal	0o6306272
Hexadecimal	0x198CBA

Divisor Catalog (16)

1 2 3 6 13 26 39 78 21,467 42,934 64,401 128,802 279,071 558,142 837,213 1,674,426

Collatz Trajectory (132 steps to reach 1)

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

1,674,426 837,213 2,511,640 1,255,820 627,910 313,955 941,866 470,933 1,412,800 706,400 353,200 176,600 88,300 44,150 22,075 66,226 33,113 99,340 49,670 24,835 74,506 37,253 111,760 55,880 27,940 13,970 6,985 20,956 10,478 5,239 15,718 7,859 23,578 11,789 35,368 17,684 8,842 4,421 13,264 6,632 3,316 1,658 829 2,488 1,244 622 311 934 467 1,402 701 2,104 1,052 526 263 790 395 1,186 593 1,780

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