λ
Ratio Atlas

751

751
Deficient Odd Prime

751 factors as 751. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 139 steps.

Prime Factor Structure

Factorization String 751
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 752
Proper Divisor Sum 1
Digit Sum / Digital Root 13 (Root: 4)
Adjacent Primes #743 ← → #757

Radix Representation

Decimal 751
Binary 1011101111 (10 bits)
Octal 0o1357
Hexadecimal 0x2EF

Divisor Catalog (2)

1 751

Collatz Trajectory (139 steps to reach 1)

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

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