1,677,334

2 × 838667

Starting at 1,677,334, the Collatz iteration reaches 1 after 145 steps. The first transition is 838667; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 838667

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,516,004

Proper Divisor Sum 838,670

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1677329 ← → #1677337

Radix Representation

Decimal	1677334
Binary	110011001100000010110 (21 bits)
Octal	0o6314026
Hexadecimal	0x199816

Divisor Catalog (4)

1 2 838,667 1,677,334

Collatz Trajectory (145 steps to reach 1)

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

1,677,334 838,667 2,516,002 1,258,001 3,774,004 1,887,002 943,501 2,830,504 1,415,252 707,626 353,813 1,061,440 530,720 265,360 132,680 66,340 33,170 16,585 49,756 24,878 12,439 37,318 18,659 55,978 27,989 83,968 41,984 20,992 10,496 5,248 2,624 1,312 656 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310

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