λ
Sequence Observatory

8,899,708

22 × 71 × 31337
Deficient Even Composite

Starting at 8,899,708, the Collatz iteration reaches 1 after 142 steps. The first transition is 4449854; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 71 × 31337
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 15,794,352
Proper Divisor Sum 6,894,644
Digit Sum / Digital Root 49 (Root: 4)
Adjacent Primes #8899691 ← → #8899711

Radix Representation

Decimal 8899708
Binary 100001111100110001111100 (24 bits)
Octal 0o41746174
Hexadecimal 0x87CC7C

Divisor Catalog (12)

1 2 4 71 142 284 31,337 62,674 125,348 2,224,927 4,449,854 8,899,708

Collatz Trajectory (142 steps to reach 1)

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

8,899,708 4,449,854 2,224,927 6,674,782 3,337,391 10,012,174 5,006,087 15,018,262 7,509,131 22,527,394 11,263,697 33,791,092 16,895,546 8,447,773 25,343,320 12,671,660 6,335,830 3,167,915 9,503,746 4,751,873 14,255,620 7,127,810 3,563,905 10,691,716 5,345,858 2,672,929 8,018,788 4,009,394 2,004,697 6,014,092 3,007,046 1,503,523 4,510,570 2,255,285 6,765,856 3,382,928 1,691,464 845,732 422,866 211,433 634,300 317,150 158,575 475,726 237,863 713,590 356,795 1,070,386 535,193 1,605,580 802,790 401,395 1,204,186 602,093 1,806,280 903,140 451,570 225,785 677,356 338,678

More profiles

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