λ
Sigma Notebook

6,641,189

1823 × 3643
Deficient Odd Composite

6,641,189 is odd and not a perfect square. Its factorization is 1823 × 3643 and its 4 divisors sum to 6,646,656.

Prime Factor Structure

Factorization String 1823 × 3643
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,646,656
Proper Divisor Sum 5,467
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #6641183 ← → #6641197

Radix Representation

Decimal 6641189
Binary 11001010101011000100101 (23 bits)
Octal 0o31253045
Hexadecimal 0x655625

Divisor Catalog (4)

1 1,823 3,643 6,641,189

Collatz Trajectory (103 steps to reach 1)

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

6,641,189 19,923,568 9,961,784 4,980,892 2,490,446 1,245,223 3,735,670 1,867,835 5,603,506 2,801,753 8,405,260 4,202,630 2,101,315 6,303,946 3,151,973 9,455,920 4,727,960 2,363,980 1,181,990 590,995 1,772,986 886,493 2,659,480 1,329,740 664,870 332,435 997,306 498,653 1,495,960 747,980 373,990 186,995 560,986 280,493 841,480 420,740 210,370 105,185 315,556 157,778 78,889 236,668 118,334 59,167 177,502 88,751 266,254 133,127 399,382 199,691 599,074 299,537 898,612 449,306 224,653 673,960 336,980 168,490 84,245 252,736

More profiles

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