λ
Sequence Observatory

8,818,287

3 × 199 × 14771
Deficient Odd Composite

Starting at 8,818,287, the Collatz iteration reaches 1 after 168 steps. The first transition is 26454862; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 199 × 14771
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 11,817,600
Proper Divisor Sum 2,999,313
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #8818283 ← → #8818289

Radix Representation

Decimal 8818287
Binary 100001101000111001101111 (24 bits)
Octal 0o41507157
Hexadecimal 0x868E6F

Divisor Catalog (8)

1 3 199 597 14,771 44,313 2,939,429 8,818,287

Collatz Trajectory (168 steps to reach 1)

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

8,818,287 26,454,862 13,227,431 39,682,294 19,841,147 59,523,442 29,761,721 89,285,164 44,642,582 22,321,291 66,963,874 33,481,937 100,445,812 50,222,906 25,111,453 75,334,360 37,667,180 18,833,590 9,416,795 28,250,386 14,125,193 42,375,580 21,187,790 10,593,895 31,781,686 15,890,843 47,672,530 23,836,265 71,508,796 35,754,398 17,877,199 53,631,598 26,815,799 80,447,398 40,223,699 120,671,098 60,335,549 181,006,648 90,503,324 45,251,662 22,625,831 67,877,494 33,938,747 101,816,242 50,908,121 152,724,364 76,362,182 38,181,091 114,543,274 57,271,637 171,814,912 85,907,456 42,953,728 21,476,864 10,738,432 5,369,216 2,684,608 1,342,304 671,152 335,576

More profiles

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