λ
Sequence Observatory

1,976,560

24 × 5 × 31 × 797
Abundant Even Composite

Starting at 1,976,560, the Collatz iteration reaches 1 after 171 steps. The first transition is 988280; the starting value is even with 40 positive divisors.

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Prime Factor Structure

Factorization String 2^4 × 5 × 31 × 797
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 40
Divisor Sum (σ) 4,749,696
Proper Divisor Sum 2,773,136
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1976549 ← → #1976563

Radix Representation

Decimal 1976560
Binary 111100010100011110000 (21 bits)
Octal 0o7424360
Hexadecimal 0x1E28F0

Divisor Catalog (5 of 40)

1 2 4 5 8

Collatz Trajectory (171 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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