λ
Sigma Notebook

3,726,563

691 × 5393
Deficient Odd Composite

3,726,563 is odd and not a perfect square. Its factorization is 691 × 5393 and its 4 divisors sum to 3,732,648.

Prime Factor Structure

Factorization String 691 × 5393
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,732,648
Proper Divisor Sum 6,085
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #3726559 ← → #3726571

Radix Representation

Decimal 3726563
Binary 1110001101110011100011 (22 bits)
Octal 0o16156343
Hexadecimal 0x38DCE3

Divisor Catalog (4)

1 691 5,393 3,726,563

Collatz Trajectory (79 steps to reach 1)

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

3,726,563 11,179,690 5,589,845 16,769,536 8,384,768 4,192,384 2,096,192 1,048,096 524,048 262,024 131,012 65,506 32,753 98,260 49,130 24,565 73,696 36,848 18,424 9,212 4,606 2,303 6,910 3,455 10,366 5,183 15,550 7,775 23,326 11,663 34,990 17,495 52,486 26,243 78,730 39,365 118,096 59,048 29,524 14,762 7,381 22,144 11,072 5,536 2,768 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112

More profiles

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