λ
Sequence Observatory

8,103,870

2 × 32 × 5 × 127 × 709
Abundant Even Composite

Starting at 8,103,870, the Collatz iteration reaches 1 after 186 steps. The first transition is 4051935; the starting value is even with 48 positive divisors.

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Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 127 × 709
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 21,265,920
Proper Divisor Sum 13,162,050
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #8103863 ← → #8103923

Radix Representation

Decimal 8103870
Binary 11110111010011110111110 (23 bits)
Octal 0o36723676
Hexadecimal 0x7BA7BE

Divisor Catalog (5 of 48)

1 2 3 5 6

Collatz Trajectory (186 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.

8,103,870 4,051,935 12,155,806 6,077,903 18,233,710

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