λ
Sequence Observatory

147,760

24 × 5 × 1847
Abundant Even Composite

Starting at 147,760, the Collatz iteration reaches 1 after 113 steps. The first transition is 73880; the starting value is even with 20 positive divisors.

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Prime Factor Structure

Factorization String 2^4 × 5 × 1847
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 343,728
Proper Divisor Sum 195,968
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #147743 ← → #147761

Radix Representation

Decimal 147760
Binary 100100000100110000 (18 bits)
Octal 0o440460
Hexadecimal 0x24130

Divisor Catalog (5 of 20)

1 2 4 5 8

Collatz Trajectory (113 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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