λ
Sequence Observatory

6,641,683

6641683
Deficient Odd Prime

Starting at 6,641,683, the Collatz iteration reaches 1 after 103 steps. The first transition is 19925050; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 6641683
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,641,684
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #6641681 ← → #6641693

Radix Representation

Decimal 6641683
Binary 11001010101100000010011 (23 bits)
Octal 0o31254023
Hexadecimal 0x655813

Divisor Catalog (2)

Collatz Trajectory (103 steps to reach 1)

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

6,641,683 19,925,050 9,962,525 29,887,576 14,943,788 7,471,894 3,735,947 11,207,842 5,603,921 16,811,764 8,405,882 4,202,941 12,608,824 6,304,412 3,152,206 1,576,103 4,728,310 2,364,155 7,092,466 3,546,233 10,638,700 5,319,350 2,659,675 7,979,026 3,989,513 11,968,540 5,984,270 2,992,135 8,976,406 4,488,203 13,464,610 6,732,305 20,196,916 10,098,458 5,049,229 15,147,688 7,573,844 3,786,922 1,893,461 5,680,384 2,840,192 1,420,096 710,048 355,024 177,512 88,756 44,378 22,189 66,568 33,284 16,642 8,321 24,964 12,482 6,241 18,724 9,362 4,681 14,044 7,022

More profiles

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