λ
Sequence Observatory

1,476,111

3 × 7 × 13 × 5407
Deficient Odd Composite

Starting at 1,476,111, the Collatz iteration reaches 1 after 142 steps. The first transition is 4428334; the starting value is odd with 16 positive divisors.

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Prime Factor Structure

Factorization String 3 × 7 × 13 × 5407
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 2,422,784
Proper Divisor Sum 946,673
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #1476109 ← → #1476149

Radix Representation

Decimal 1476111
Binary 101101000011000001111 (21 bits)
Octal 0o5503017
Hexadecimal 0x16860F

Divisor Catalog (5 of 16)

1 3 7 13 21

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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