λ
Sequence Observatory

2,895,317

307 × 9431
Deficient Odd Composite

Starting at 2,895,317, the Collatz iteration reaches 1 after 107 steps. The first transition is 8685952; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 307 × 9431
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,905,056
Proper Divisor Sum 9,739
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2895301 ← → #2895323

Radix Representation

Decimal 2895317
Binary 1011000010110111010101 (22 bits)
Octal 0o13026725
Hexadecimal 0x2C2DD5

Divisor Catalog (4)

1 307 9,431 2,895,317

Collatz Trajectory (107 steps to reach 1)

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

2,895,317 8,685,952 4,342,976 2,171,488 1,085,744 542,872 271,436 135,718 67,859 203,578 101,789 305,368 152,684 76,342 38,171 114,514 57,257 171,772 85,886 42,943 128,830 64,415 193,246 96,623 289,870 144,935 434,806 217,403 652,210 326,105 978,316 489,158 244,579 733,738 366,869 1,100,608 550,304 275,152 137,576 68,788 34,394 17,197 51,592 25,796 12,898 6,449 19,348 9,674 4,837 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084 2,042 1,021 3,064

More profiles

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