λ
Sequence Observatory

7,133,637

3 × 7 × 37 × 9181
Deficient Odd Composite

Starting at 7,133,637, the Collatz iteration reaches 1 after 98 steps. The first transition is 21400912; the starting value is odd with 16 positive divisors.

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Prime Factor Structure

Factorization String 3 × 7 × 37 × 9181
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 11,165,312
Proper Divisor Sum 4,031,675
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #7133603 ← → #7133647

Radix Representation

Decimal 7133637
Binary 11011001101100111000101 (23 bits)
Octal 0o33154705
Hexadecimal 0x6CD9C5

Divisor Catalog (5 of 16)

1 3 7 21 37

Collatz Trajectory (98 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.

7,133,637 21,400,912 10,700,456 5,350,228 2,675,114

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