λ
Sequence Observatory

8,984,851

839 × 10709
Deficient Odd Composite

Starting at 8,984,851, the Collatz iteration reaches 1 after 137 steps. The first transition is 26954554; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 839 × 10709
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,996,400
Proper Divisor Sum 11,549
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #8984839 ← → #8984861

Radix Representation

Decimal 8984851
Binary 100010010001100100010011 (24 bits)
Octal 0o42214423
Hexadecimal 0x891913

Divisor Catalog (4)

1 839 10,709 8,984,851

Collatz Trajectory (137 steps to reach 1)

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

8,984,851 26,954,554 13,477,277 40,431,832 20,215,916 10,107,958 5,053,979 15,161,938 7,580,969 22,742,908 11,371,454 5,685,727 17,057,182 8,528,591 25,585,774 12,792,887 38,378,662 19,189,331 57,567,994 28,783,997 86,351,992 43,175,996 21,587,998 10,793,999 32,381,998 16,190,999 48,572,998 24,286,499 72,859,498 36,429,749 109,289,248 54,644,624 27,322,312 13,661,156 6,830,578 3,415,289 10,245,868 5,122,934 2,561,467 7,684,402 3,842,201 11,526,604 5,763,302 2,881,651 8,644,954 4,322,477 12,967,432 6,483,716 3,241,858 1,620,929 4,862,788 2,431,394 1,215,697 3,647,092 1,823,546 911,773 2,735,320 1,367,660 683,830 341,915

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