λ
Ratio Atlas

25,897,877

25897877
Deficient Odd Prime

25,897,877 factors as 25897877. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 74 steps.

Prime Factor Structure

Factorization String 25897877
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 25,897,878
Proper Divisor Sum 1
Digit Sum / Digital Root 53 (Root: 8)
Adjacent Primes #25897849 ← → #25897897

Radix Representation

Decimal 25897877
Binary 1100010110010101110010101 (25 bits)
Octal 0o142625625
Hexadecimal 0x18B2B95

Divisor Catalog (2)

Collatz Trajectory (74 steps to reach 1)

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

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