λ
Sequence Observatory

7,540,913

7540913
Deficient Odd Prime

Starting at 7,540,913, the Collatz iteration reaches 1 after 204 steps. The first transition is 22622740; the starting value is odd with 2 positive divisors.

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Prime Factor Structure

Factorization String 7540913
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 7,540,914
Proper Divisor Sum 1
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #7540909 ← → #7540919

Radix Representation

Decimal 7540913
Binary 11100110001000010110001 (23 bits)
Octal 0o34610261
Hexadecimal 0x7310B1

Divisor Catalog (2)

Collatz Trajectory (204 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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