λ
Ratio Atlas

19,251,409

19251409
Deficient Odd Prime

19,251,409 factors as 19251409. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 239 steps.

Prime Factor Structure

Factorization String 19251409
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 19,251,410
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #19251383 ← → #19251413

Radix Representation

Decimal 19251409
Binary 1001001011100000011010001 (25 bits)
Octal 0o111340321
Hexadecimal 0x125C0D1

Divisor Catalog (2)

Collatz Trajectory (239 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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