λ
Ratio Atlas

8,987,873

2351 × 3823
Deficient Odd Composite

8,987,873 factors as 2351 × 3823. Its 4 positive divisors give a proper-divisor sum of 6,175, so this integer is deficient. The Collatz stopping time is 111 steps.

Prime Factor Structure

Factorization String 2351 × 3823
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,994,048
Proper Divisor Sum 6,175
Digit Sum / Digital Root 50 (Root: 5)
Adjacent Primes #8987851 ← → #8987911

Radix Representation

Decimal 8987873
Binary 100010010010010011100001 (24 bits)
Octal 0o42222341
Hexadecimal 0x8924E1

Divisor Catalog (4)

1 2,351 3,823 8,987,873

Collatz Trajectory (111 steps to reach 1)

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

8,987,873 26,963,620 13,481,810 6,740,905 20,222,716 10,111,358 5,055,679 15,167,038 7,583,519 22,750,558 11,375,279 34,125,838 17,062,919 51,188,758 25,594,379 76,783,138 38,391,569 115,174,708 57,587,354 28,793,677 86,381,032 43,190,516 21,595,258 10,797,629 32,392,888 16,196,444 8,098,222 4,049,111 12,147,334 6,073,667 18,221,002 9,110,501 27,331,504 13,665,752 6,832,876 3,416,438 1,708,219 5,124,658 2,562,329 7,686,988 3,843,494 1,921,747 5,765,242 2,882,621 8,647,864 4,323,932 2,161,966 1,080,983 3,242,950 1,621,475 4,864,426 2,432,213 7,296,640 3,648,320 1,824,160 912,080 456,040 228,020 114,010 57,005

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