λ
Sequence Observatory

2,545,119

32 × 37 × 7643
Deficient Odd Composite

Starting at 2,545,119, the Collatz iteration reaches 1 after 218 steps. The first transition is 7635358; the starting value is odd with 12 positive divisors.

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Prime Factor Structure

Factorization String 3^2 × 37 × 7643
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 3,776,136
Proper Divisor Sum 1,231,017
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #2545117 ← → #2545141

Radix Representation

Decimal 2545119
Binary 1001101101010111011111 (22 bits)
Octal 0o11552737
Hexadecimal 0x26D5DF

Divisor Catalog (5 of 12)

1 3 9 37 111

Collatz Trajectory (218 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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