λ
Sequence Observatory

6,290,381

61 × 101 × 1021
Deficient Odd Composite

Starting at 6,290,381, the Collatz iteration reaches 1 after 152 steps. The first transition is 18871144; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 61 × 101 × 1021
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,463,128
Proper Divisor Sum 172,747
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #6290377 ← → #6290413

Radix Representation

Decimal 6290381
Binary 10111111111101111001101 (23 bits)
Octal 0o27775715
Hexadecimal 0x5FFBCD

Divisor Catalog (5 of 8)

Collatz Trajectory (152 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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