λ
Sequence Observatory

8,691,883

8691883
Deficient Odd Prime

Starting at 8,691,883, the Collatz iteration reaches 1 after 93 steps. The first transition is 26075650; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 8691883
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 8,691,884
Proper Divisor Sum 1
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #8691853 ← → #8691889

Radix Representation

Decimal 8691883
Binary 100001001010000010101011 (24 bits)
Octal 0o41120253
Hexadecimal 0x84A0AB

Divisor Catalog (2)

Collatz Trajectory (93 steps to reach 1)

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

8,691,883 26,075,650 13,037,825 39,113,476 19,556,738 9,778,369 29,335,108 14,667,554 7,333,777 22,001,332 11,000,666 5,500,333 16,501,000 8,250,500 4,125,250 2,062,625 6,187,876 3,093,938 1,546,969 4,640,908 2,320,454 1,160,227 3,480,682 1,740,341 5,221,024 2,610,512 1,305,256 652,628 326,314 163,157 489,472 244,736 122,368 61,184 30,592 15,296 7,648 3,824 1,912 956 478 239 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232

More profiles

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