λ
Sequence Observatory

6,549,994

2 × 11 × 297727
Deficient Even Composite

Starting at 6,549,994, the Collatz iteration reaches 1 after 116 steps. The first transition is 3274997; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 11 × 297727
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,718,208
Proper Divisor Sum 4,168,214
Digit Sum / Digital Root 46 (Root: 1)
Adjacent Primes #6549979 ← → #6550001

Radix Representation

Decimal 6549994
Binary 11000111111000111101010 (23 bits)
Octal 0o30770752
Hexadecimal 0x63F1EA

Divisor Catalog (8)

1 2 11 22 297,727 595,454 3,274,997 6,549,994

Collatz Trajectory (116 steps to reach 1)

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

6,549,994 3,274,997 9,824,992 4,912,496 2,456,248 1,228,124 614,062 307,031 921,094 460,547 1,381,642 690,821 2,072,464 1,036,232 518,116 259,058 129,529 388,588 194,294 97,147 291,442 145,721 437,164 218,582 109,291 327,874 163,937 491,812 245,906 122,953 368,860 184,430 92,215 276,646 138,323 414,970 207,485 622,456 311,228 155,614 77,807 233,422 116,711 350,134 175,067 525,202 262,601 787,804 393,902 196,951 590,854 295,427 886,282 443,141 1,329,424 664,712 332,356 166,178 83,089 249,268

More profiles

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