λ
Sequence Observatory

3,505,419

32 × 137 × 2843
Deficient Odd Composite

Starting at 3,505,419, the Collatz iteration reaches 1 after 296 steps. The first transition is 10516258; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 3^2 × 137 × 2843
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 5,102,136
Proper Divisor Sum 1,596,717
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #3505409 ← → #3505421

Radix Representation

Decimal 3505419
Binary 1101010111110100001011 (22 bits)
Octal 0o15276413
Hexadecimal 0x357D0B

Divisor Catalog (12)

1 3 9 137 411 1,233 2,843 8,529 25,587 389,491 1,168,473 3,505,419

Collatz Trajectory (296 steps to reach 1)

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

3,505,419 10,516,258 5,258,129 15,774,388 7,887,194 3,943,597 11,830,792 5,915,396 2,957,698 1,478,849 4,436,548 2,218,274 1,109,137 3,327,412 1,663,706 831,853 2,495,560 1,247,780 623,890 311,945 935,836 467,918 233,959 701,878 350,939 1,052,818 526,409 1,579,228 789,614 394,807 1,184,422 592,211 1,776,634 888,317 2,664,952 1,332,476 666,238 333,119 999,358 499,679 1,499,038 749,519 2,248,558 1,124,279 3,372,838 1,686,419 5,059,258 2,529,629 7,588,888 3,794,444 1,897,222 948,611 2,845,834 1,422,917 4,268,752 2,134,376 1,067,188 533,594 266,797 800,392

More profiles

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