λ
Prime Ledger

231,661

231661
Deficient Odd Prime

231,661 has the prime decomposition 231661. Its 1 distinct prime factor produce 2 positive divisors.

Prime Factor Structure

Factorization String 231661
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 231,662
Proper Divisor Sum 1
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #231643 ← → #231677

Radix Representation

Decimal 231661
Binary 111000100011101101 (18 bits)
Octal 0o704355
Hexadecimal 0x388ED

Divisor Catalog (2)

Collatz Trajectory (168 steps to reach 1)

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

231,661 694,984 347,492 173,746 86,873 260,620 130,310 65,155 195,466 97,733 293,200 146,600 73,300 36,650 18,325 54,976 27,488 13,744 6,872 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110 55 166 83 250

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