λ
Sigma Notebook

2,810,377

787 × 3571
Deficient Odd Composite

2,810,377 is odd and not a perfect square. Its factorization is 787 × 3571 and its 4 divisors sum to 2,814,736.

Prime Factor Structure

Factorization String 787 × 3571
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,814,736
Proper Divisor Sum 4,359
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2810371 ← → #2810399

Radix Representation

Decimal 2810377
Binary 1010101110001000001001 (22 bits)
Octal 0o12561011
Hexadecimal 0x2AE209

Divisor Catalog (4)

1 787 3,571 2,810,377

Collatz Trajectory (107 steps to reach 1)

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

2,810,377 8,431,132 4,215,566 2,107,783 6,323,350 3,161,675 9,485,026 4,742,513 14,227,540 7,113,770 3,556,885 10,670,656 5,335,328 2,667,664 1,333,832 666,916 333,458 166,729 500,188 250,094 125,047 375,142 187,571 562,714 281,357 844,072 422,036 211,018 105,509 316,528 158,264 79,132 39,566 19,783 59,350 29,675 89,026 44,513 133,540 66,770 33,385 100,156 50,078 25,039 75,118 37,559 112,678 56,339 169,018 84,509 253,528 126,764 63,382 31,691 95,074 47,537 142,612 71,306 35,653 106,960

More profiles

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