λ
Sequence Observatory

2,111,096

23 × 13 × 53 × 383
Abundant Even Composite

Starting at 2,111,096, the Collatz iteration reaches 1 after 135 steps. The first transition is 1055548; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 13 × 53 × 383
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 4,354,560
Proper Divisor Sum 2,243,464
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #2111093 ← → #2111107

Radix Representation

Decimal 2111096
Binary 1000000011011001111000 (22 bits)
Octal 0o10033170
Hexadecimal 0x203678

Divisor Catalog (32)

1 2 4 8 13 26 52 53 104 106 212 383 424 689 766 1,378 1,532 2,756 3,064 4,979 5,512 9,958 19,916 20,299 39,832 40,598 81,196 162,392 263,887 527,774 1,055,548 2,111,096

Collatz Trajectory (135 steps to reach 1)

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

2,111,096 1,055,548 527,774 263,887 791,662 395,831 1,187,494 593,747 1,781,242 890,621 2,671,864 1,335,932 667,966 333,983 1,001,950 500,975 1,502,926 751,463 2,254,390 1,127,195 3,381,586 1,690,793 5,072,380 2,536,190 1,268,095 3,804,286 1,902,143 5,706,430 2,853,215 8,559,646 4,279,823 12,839,470 6,419,735 19,259,206 9,629,603 28,888,810 14,444,405 43,333,216 21,666,608 10,833,304 5,416,652 2,708,326 1,354,163 4,062,490 2,031,245 6,093,736 3,046,868 1,523,434 761,717 2,285,152 1,142,576 571,288 285,644 142,822 71,411 214,234 107,117 321,352 160,676 80,338

More profiles

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