λ
Sigma Notebook

1,180,811

1180811
Deficient Odd Prime

1,180,811 is odd and not a perfect square. Its factorization is 1180811 and its 2 divisors sum to 1,180,812.

Prime Factor Structure

Factorization String 1180811
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,180,812
Proper Divisor Sum 1
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #1180807 ← → #1180819

Radix Representation

Decimal 1180811
Binary 100100000010010001011 (21 bits)
Octal 0o4402213
Hexadecimal 0x12048B

Divisor Catalog (2)

Collatz Trajectory (178 steps to reach 1)

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

1,180,811 3,542,434 1,771,217 5,313,652 2,656,826 1,328,413 3,985,240 1,992,620 996,310 498,155 1,494,466 747,233 2,241,700 1,120,850 560,425 1,681,276 840,638 420,319 1,260,958 630,479 1,891,438 945,719 2,837,158 1,418,579 4,255,738 2,127,869 6,383,608 3,191,804 1,595,902 797,951 2,393,854 1,196,927 3,590,782 1,795,391 5,386,174 2,693,087 8,079,262 4,039,631 12,118,894 6,059,447 18,178,342 9,089,171 27,267,514 13,633,757 40,901,272 20,450,636 10,225,318 5,112,659 15,337,978 7,668,989 23,006,968 11,503,484 5,751,742 2,875,871 8,627,614 4,313,807 12,941,422 6,470,711 19,412,134 9,706,067

More profiles

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