λ
Sequence Observatory

3,604,534

2 × 1802267
Deficient Even Composite

Starting at 3,604,534, the Collatz iteration reaches 1 after 89 steps. The first transition is 1802267; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 1802267
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,406,804
Proper Divisor Sum 1,802,270
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #3604529 ← → #3604541

Radix Representation

Decimal 3604534
Binary 1101110000000000110110 (22 bits)
Octal 0o15600066
Hexadecimal 0x370036

Divisor Catalog (4)

1 2 1,802,267 3,604,534

Collatz Trajectory (89 steps to reach 1)

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

3,604,534 1,802,267 5,406,802 2,703,401 8,110,204 4,055,102 2,027,551 6,082,654 3,041,327 9,123,982 4,561,991 13,685,974 6,842,987 20,528,962 10,264,481 30,793,444 15,396,722 7,698,361 23,095,084 11,547,542 5,773,771 17,321,314 8,660,657 25,981,972 12,990,986 6,495,493 19,486,480 9,743,240 4,871,620 2,435,810 1,217,905 3,653,716 1,826,858 913,429 2,740,288 1,370,144 685,072 342,536 171,268 85,634 42,817 128,452 64,226 32,113 96,340 48,170 24,085 72,256 36,128 18,064 9,032 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814

More profiles

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