λ
Sequence Observatory

8,801,309

11 × 800119
Deficient Odd Composite

Starting at 8,801,309, the Collatz iteration reaches 1 after 150 steps. The first transition is 26403928; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 11 × 800119
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,601,440
Proper Divisor Sum 800,131
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #8801293 ← → #8801327

Radix Representation

Decimal 8801309
Binary 100001100100110000011101 (24 bits)
Octal 0o41446035
Hexadecimal 0x864C1D

Divisor Catalog (4)

1 11 800,119 8,801,309

Collatz Trajectory (150 steps to reach 1)

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

8,801,309 26,403,928 13,201,964 6,600,982 3,300,491 9,901,474 4,950,737 14,852,212 7,426,106 3,713,053 11,139,160 5,569,580 2,784,790 1,392,395 4,177,186 2,088,593 6,265,780 3,132,890 1,566,445 4,699,336 2,349,668 1,174,834 587,417 1,762,252 881,126 440,563 1,321,690 660,845 1,982,536 991,268 495,634 247,817 743,452 371,726 185,863 557,590 278,795 836,386 418,193 1,254,580 627,290 313,645 940,936 470,468 235,234 117,617 352,852 176,426 88,213 264,640 132,320 66,160 33,080 16,540 8,270 4,135 12,406 6,203 18,610 9,305

More profiles

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