λ
Sequence Observatory

7,031,398

2 × 11 × 29 × 103 × 107
Deficient Even Composite

Starting at 7,031,398, the Collatz iteration reaches 1 after 98 steps. The first transition is 3515699; the starting value is even with 32 positive divisors.

Resources

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Prime Factor Structure

Factorization String 2 × 11 × 29 × 103 × 107
Distinct Prime Factors 5
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 12,130,560
Proper Divisor Sum 5,099,162
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #7031393 ← → #7031411

Radix Representation

Decimal 7031398
Binary 11010110100101001100110 (23 bits)
Octal 0o32645146
Hexadecimal 0x6B4A66

Divisor Catalog (5 of 32)

1 2 11 22 29

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.

7,031,398 3,515,699 10,547,098 5,273,549 15,820,648

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