λ
Sequence Observatory

1,853,135

5 × 457 × 811
Deficient Odd Composite

Starting at 1,853,135, the Collatz iteration reaches 1 after 114 steps. The first transition is 5559406; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 457 × 811
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,231,376
Proper Divisor Sum 378,241
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #1853107 ← → #1853161

Radix Representation

Decimal 1853135
Binary 111000100011011001111 (21 bits)
Octal 0o7043317
Hexadecimal 0x1C46CF

Divisor Catalog (8)

1 5 457 811 2,285 4,055 370,627 1,853,135

Collatz Trajectory (114 steps to reach 1)

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

1,853,135 5,559,406 2,779,703 8,339,110 4,169,555 12,508,666 6,254,333 18,763,000 9,381,500 4,690,750 2,345,375 7,036,126 3,518,063 10,554,190 5,277,095 15,831,286 7,915,643 23,746,930 11,873,465 35,620,396 17,810,198 8,905,099 26,715,298 13,357,649 40,072,948 20,036,474 10,018,237 30,054,712 15,027,356 7,513,678 3,756,839 11,270,518 5,635,259 16,905,778 8,452,889 25,358,668 12,679,334 6,339,667 19,019,002 9,509,501 28,528,504 14,264,252 7,132,126 3,566,063 10,698,190 5,349,095 16,047,286 8,023,643 24,070,930 12,035,465 36,106,396 18,053,198 9,026,599 27,079,798 13,539,899 40,619,698 20,309,849 60,929,548 30,464,774 15,232,387

More profiles

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