λ
Sequence Observatory

5,083,315

5 × 1016663
Deficient Odd Composite

Starting at 5,083,315, the Collatz iteration reaches 1 after 157 steps. The first transition is 15249946; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1016663
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,099,984
Proper Divisor Sum 1,016,669
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #5083307 ← → #5083321

Radix Representation

Decimal 5083315
Binary 10011011001000010110011 (23 bits)
Octal 0o23310263
Hexadecimal 0x4D90B3

Divisor Catalog (4)

Collatz Trajectory (157 steps to reach 1)

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

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