λ
Sequence Observatory

8,591,379

3 × 2863793
Deficient Odd Composite

Starting at 8,591,379, the Collatz iteration reaches 1 after 168 steps. The first transition is 25774138; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 2863793
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 11,455,176
Proper Divisor Sum 2,863,797
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #8591377 ← → #8591381

Radix Representation

Decimal 8591379
Binary 100000110001100000010011 (24 bits)
Octal 0o40614023
Hexadecimal 0x831813

Divisor Catalog (4)

1 3 2,863,793 8,591,379

Collatz Trajectory (168 steps to reach 1)

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

8,591,379 25,774,138 12,887,069 38,661,208 19,330,604 9,665,302 4,832,651 14,497,954 7,248,977 21,746,932 10,873,466 5,436,733 16,310,200 8,155,100 4,077,550 2,038,775 6,116,326 3,058,163 9,174,490 4,587,245 13,761,736 6,880,868 3,440,434 1,720,217 5,160,652 2,580,326 1,290,163 3,870,490 1,935,245 5,805,736 2,902,868 1,451,434 725,717 2,177,152 1,088,576 544,288 272,144 136,072 68,036 34,018 17,009 51,028 25,514 12,757 38,272 19,136 9,568 4,784 2,392 1,196 598 299 898 449 1,348 674 337 1,012 506 253

More profiles

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