λ
Integer Codex

209,841

3 × 113 × 619
Deficient Odd Composite

For 209,841, the 8 positive divisors have a total of 282,720. Removing 209,841 leaves 72,879, which gives the deficient classification.

Prime Factor Structure

Factorization String 3 × 113 × 619
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 282,720
Proper Divisor Sum 72,879
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #209837 ← → #209851

Radix Representation

Decimal 209841
Binary 110011001110110001 (18 bits)
Octal 0o631661
Hexadecimal 0x333B1

Divisor Catalog (8)

1 3 113 339 619 1,857 69,947 209,841

Collatz Trajectory (111 steps to reach 1)

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

209,841 629,524 314,762 157,381 472,144 236,072 118,036 59,018 29,509 88,528 44,264 22,132 11,066 5,533 16,600 8,300 4,150 2,075 6,226 3,113 9,340 4,670 2,335 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270 12,635 37,906 18,953 56,860 28,430 14,215 42,646 21,323 63,970 31,985 95,956 47,978

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