λ
Sequence Observatory

580,150

2 × 52 × 41 × 283
Deficient Even Composite

Starting at 580,150, the Collatz iteration reaches 1 after 221 steps. The first transition is 290075; the starting value is even with 24 positive divisors.

Resources

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Prime Factor Structure

Factorization String 2 × 5^2 × 41 × 283
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 1,109,304
Proper Divisor Sum 529,154
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #580133 ← → #580163

Radix Representation

Decimal 580150
Binary 10001101101000110110 (20 bits)
Octal 0o2155066
Hexadecimal 0x8DA36

Divisor Catalog (5 of 24)

1 2 5 10 25

Collatz Trajectory (221 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.

580,150 290,075 870,226 435,113 1,305,340

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