λ
Sequence Observatory

1,449,516

22 × 3 × 199 × 607
Abundant Even Composite

Starting at 1,449,516, the Collatz iteration reaches 1 after 212 steps. The first transition is 724758; the starting value is even with 24 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 3 × 199 × 607
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 3,404,800
Proper Divisor Sum 1,955,284
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #1449509 ← → #1449517

Radix Representation

Decimal 1449516
Binary 101100001111000101100 (21 bits)
Octal 0o5417054
Hexadecimal 0x161E2C

Divisor Catalog (5 of 24)

1 2 3 4 6

Collatz Trajectory (212 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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