λ
Sequence Observatory

2,873,717

7 × 11 × 37321
Deficient Odd Composite

Starting at 2,873,717, the Collatz iteration reaches 1 after 244 steps. The first transition is 8621152; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 7 × 11 × 37321
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 3,582,912
Proper Divisor Sum 709,195
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2873711 ← → #2873723

Radix Representation

Decimal 2873717
Binary 1010111101100101110101 (22 bits)
Octal 0o12754565
Hexadecimal 0x2BD975

Divisor Catalog (8)

1 7 11 77 37,321 261,247 410,531 2,873,717

Collatz Trajectory (244 steps to reach 1)

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

2,873,717 8,621,152 4,310,576 2,155,288 1,077,644 538,822 269,411 808,234 404,117 1,212,352 606,176 303,088 151,544 75,772 37,886 18,943 56,830 28,415 85,246 42,623 127,870 63,935 191,806 95,903 287,710 143,855 431,566 215,783 647,350 323,675 971,026 485,513 1,456,540 728,270 364,135 1,092,406 546,203 1,638,610 819,305 2,457,916 1,228,958 614,479 1,843,438 921,719 2,765,158 1,382,579 4,147,738 2,073,869 6,221,608 3,110,804 1,555,402 777,701 2,333,104 1,166,552 583,276 291,638 145,819 437,458 218,729 656,188

More profiles

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