λ
Sequence Observatory

9,011,021

41 × 271 × 811
Deficient Odd Composite

Starting at 9,011,021, the Collatz iteration reaches 1 after 194 steps. The first transition is 27033064; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 41 × 271 × 811
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 9,276,288
Proper Divisor Sum 265,267
Digit Sum / Digital Root 14 (Root: 5)
Adjacent Primes #9010993 ← → #9011029

Radix Representation

Decimal 9011021
Binary 100010010111111101001101 (24 bits)
Octal 0o42277515
Hexadecimal 0x897F4D

Divisor Catalog (8)

1 41 271 811 11,111 33,251 219,781 9,011,021

Collatz Trajectory (194 steps to reach 1)

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

9,011,021 27,033,064 13,516,532 6,758,266 3,379,133 10,137,400 5,068,700 2,534,350 1,267,175 3,801,526 1,900,763 5,702,290 2,851,145 8,553,436 4,276,718 2,138,359 6,415,078 3,207,539 9,622,618 4,811,309 14,433,928 7,216,964 3,608,482 1,804,241 5,412,724 2,706,362 1,353,181 4,059,544 2,029,772 1,014,886 507,443 1,522,330 761,165 2,283,496 1,141,748 570,874 285,437 856,312 428,156 214,078 107,039 321,118 160,559 481,678 240,839 722,518 361,259 1,083,778 541,889 1,625,668 812,834 406,417 1,219,252 609,626 304,813 914,440 457,220 228,610 114,305 342,916

More profiles

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