λ
Sequence Observatory

2,660,237

2660237
Deficient Odd Prime

Starting at 2,660,237, the Collatz iteration reaches 1 after 112 steps. The first transition is 7980712; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2660237
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,660,238
Proper Divisor Sum 1
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #2660219 ← → #2660291

Radix Representation

Decimal 2660237
Binary 1010001001011110001101 (22 bits)
Octal 0o12113615
Hexadecimal 0x28978D

Divisor Catalog (2)

Collatz Trajectory (112 steps to reach 1)

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

2,660,237 7,980,712 3,990,356 1,995,178 997,589 2,992,768 1,496,384 748,192 374,096 187,048 93,524 46,762 23,381 70,144 35,072 17,536 8,768 4,384 2,192 1,096 548 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479

More profiles

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