λ
Sequence Observatory

3,085,213

31 × 99523
Deficient Odd Composite

Starting at 3,085,213, the Collatz iteration reaches 1 after 133 steps. The first transition is 9255640; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 31 × 99523
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,184,768
Proper Divisor Sum 99,555
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #3085189 ← → #3085231

Radix Representation

Decimal 3085213
Binary 1011110001001110011101 (22 bits)
Octal 0o13611635
Hexadecimal 0x2F139D

Divisor Catalog (4)

1 31 99,523 3,085,213

Collatz Trajectory (133 steps to reach 1)

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

3,085,213 9,255,640 4,627,820 2,313,910 1,156,955 3,470,866 1,735,433 5,206,300 2,603,150 1,301,575 3,904,726 1,952,363 5,857,090 2,928,545 8,785,636 4,392,818 2,196,409 6,589,228 3,294,614 1,647,307 4,941,922 2,470,961 7,412,884 3,706,442 1,853,221 5,559,664 2,779,832 1,389,916 694,958 347,479 1,042,438 521,219 1,563,658 781,829 2,345,488 1,172,744 586,372 293,186 146,593 439,780 219,890 109,945 329,836 164,918 82,459 247,378 123,689 371,068 185,534 92,767 278,302 139,151 417,454 208,727 626,182 313,091 939,274 469,637 1,408,912 704,456

More profiles

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