λ
Sigma Notebook

1,729,694

2 × 47 × 18401
Deficient Even Composite

1,729,694 is even and not a perfect square. Its factorization is 2 × 47 × 18401 and its 8 divisors sum to 2,649,888.

Prime Factor Structure

Factorization String 2 × 47 × 18401
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,649,888
Proper Divisor Sum 920,194
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #1729687 ← → #1729697

Radix Representation

Decimal 1729694
Binary 110100110010010011110 (21 bits)
Octal 0o6462236
Hexadecimal 0x1A649E

Divisor Catalog (8)

1 2 47 94 18,401 36,802 864,847 1,729,694

Collatz Trajectory (220 steps to reach 1)

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

1,729,694 864,847 2,594,542 1,297,271 3,891,814 1,945,907 5,837,722 2,918,861 8,756,584 4,378,292 2,189,146 1,094,573 3,283,720 1,641,860 820,930 410,465 1,231,396 615,698 307,849 923,548 461,774 230,887 692,662 346,331 1,038,994 519,497 1,558,492 779,246 389,623 1,168,870 584,435 1,753,306 876,653 2,629,960 1,314,980 657,490 328,745 986,236 493,118 246,559 739,678 369,839 1,109,518 554,759 1,664,278 832,139 2,496,418 1,248,209 3,744,628 1,872,314 936,157 2,808,472 1,404,236 702,118 351,059 1,053,178 526,589 1,579,768 789,884 394,942

More profiles

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