λ
Sequence Observatory

1,545,029

1545029
Deficient Odd Prime

Starting at 1,545,029, the Collatz iteration reaches 1 after 106 steps. The first transition is 4635088; the starting value is odd with 2 positive divisors.

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Prime Factor Structure

Factorization String 1545029
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,545,030
Proper Divisor Sum 1
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #1545017 ← → #1545041

Radix Representation

Decimal 1545029
Binary 101111001001101000101 (21 bits)
Octal 0o5711505
Hexadecimal 0x179345

Divisor Catalog (2)

Collatz Trajectory (106 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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