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Sigma Notebook

70,321

70321
Deficient Odd Prime

70,321 is odd and not a perfect square. Its factorization is 70321 and its 2 divisors sum to 70,322.

Prime Factor Structure

Factorization String 70321
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 70,322
Proper Divisor Sum 1
Digit Sum / Digital Root 13 (Root: 4)
Adjacent Primes #70313 ← → #70327

Radix Representation

Decimal 70321
Binary 10001001010110001 (17 bits)
Octal 0o211261
Hexadecimal 0x112B1

Divisor Catalog (2)

Collatz Trajectory (130 steps to reach 1)

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

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