λ
Sequence Observatory

9,028,198

2 × 1979 × 2281
Deficient Even Composite

Starting at 9,028,198, the Collatz iteration reaches 1 after 111 steps. The first transition is 4514099; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 1979 × 2281
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 13,555,080
Proper Divisor Sum 4,526,882
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #9028181 ← → #9028231

Radix Representation

Decimal 9028198
Binary 100010011100001001100110 (24 bits)
Octal 0o42341146
Hexadecimal 0x89C266

Divisor Catalog (8)

1 2 1,979 2,281 3,958 4,562 4,514,099 9,028,198

Collatz Trajectory (111 steps to reach 1)

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

9,028,198 4,514,099 13,542,298 6,771,149 20,313,448 10,156,724 5,078,362 2,539,181 7,617,544 3,808,772 1,904,386 952,193 2,856,580 1,428,290 714,145 2,142,436 1,071,218 535,609 1,606,828 803,414 401,707 1,205,122 602,561 1,807,684 903,842 451,921 1,355,764 677,882 338,941 1,016,824 508,412 254,206 127,103 381,310 190,655 571,966 285,983 857,950 428,975 1,286,926 643,463 1,930,390 965,195 2,895,586 1,447,793 4,343,380 2,171,690 1,085,845 3,257,536 1,628,768 814,384 407,192 203,596 101,798 50,899 152,698 76,349 229,048 114,524 57,262

More profiles

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