λ
Sequence Observatory

7,243,070

2 × 5 × 509 × 1423
Deficient Even Composite

Starting at 7,243,070, the Collatz iteration reaches 1 after 142 steps. The first transition is 3621535; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2 × 5 × 509 × 1423
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 13,072,320
Proper Divisor Sum 5,829,250
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #7243021 ← → #7243109

Radix Representation

Decimal 7243070
Binary 11011101000010100111110 (23 bits)
Octal 0o33502476
Hexadecimal 0x6E853E

Divisor Catalog (5 of 16)

1 2 5 10 509

Collatz Trajectory (142 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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