λ
Sigma Notebook

3,842,786

2 × 1921393
Deficient Even Composite

3,842,786 is even and not a perfect square. Its factorization is 2 × 1921393 and its 4 divisors sum to 5,764,182.

Prime Factor Structure

Factorization String 2 × 1921393
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,764,182
Proper Divisor Sum 1,921,396
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #3842779 ← → #3842801

Radix Representation

Decimal 3842786
Binary 1110101010001011100010 (22 bits)
Octal 0o16521342
Hexadecimal 0x3AA2E2

Divisor Catalog (4)

1 2 1,921,393 3,842,786

Collatz Trajectory (123 steps to reach 1)

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

3,842,786 1,921,393 5,764,180 2,882,090 1,441,045 4,323,136 2,161,568 1,080,784 540,392 270,196 135,098 67,549 202,648 101,324 50,662 25,331 75,994 37,997 113,992 56,996 28,498 14,249 42,748 21,374 10,687 32,062 16,031 48,094 24,047 72,142 36,071 108,214 54,107 162,322 81,161 243,484 121,742 60,871 182,614 91,307 273,922 136,961 410,884 205,442 102,721 308,164 154,082 77,041 231,124 115,562 57,781 173,344 86,672 43,336 21,668 10,834 5,417 16,252 8,126 4,063

More profiles

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