λ
Sequence Observatory

5,380,389

32 × 7 × 41 × 2083
Deficient Odd Composite

Starting at 5,380,389, the Collatz iteration reaches 1 after 263 steps. The first transition is 16141168; the starting value is odd with 24 positive divisors.

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Prime Factor Structure

Factorization String 3^2 × 7 × 41 × 2083
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 9,102,912
Proper Divisor Sum 3,722,523
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #5380373 ← → #5380393

Radix Representation

Decimal 5380389
Binary 10100100001100100100101 (23 bits)
Octal 0o24414445
Hexadecimal 0x521925

Divisor Catalog (5 of 24)

1 3 7 9 21

Collatz Trajectory (263 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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