λ
Sequence Observatory

8,789,603

1999 × 4397
Deficient Odd Composite

Starting at 8,789,603, the Collatz iteration reaches 1 after 119 steps. The first transition is 26368810; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 1999 × 4397
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,796,000
Proper Divisor Sum 6,397
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #8789597 ← → #8789623

Radix Representation

Decimal 8789603
Binary 100001100001111001100011 (24 bits)
Octal 0o41417143
Hexadecimal 0x861E63

Divisor Catalog (4)

1 1,999 4,397 8,789,603

Collatz Trajectory (119 steps to reach 1)

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

8,789,603 26,368,810 13,184,405 39,553,216 19,776,608 9,888,304 4,944,152 2,472,076 1,236,038 618,019 1,854,058 927,029 2,781,088 1,390,544 695,272 347,636 173,818 86,909 260,728 130,364 65,182 32,591 97,774 48,887 146,662 73,331 219,994 109,997 329,992 164,996 82,498 41,249 123,748 61,874 30,937 92,812 46,406 23,203 69,610 34,805 104,416 52,208 26,104 13,052 6,526 3,263 9,790 4,895 14,686 7,343 22,030 11,015 33,046 16,523 49,570 24,785 74,356 37,178 18,589 55,768

More profiles

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