λ
Sigma Notebook

6,390,393

3 × 67 × 31793
Deficient Odd Composite

6,390,393 is odd and not a perfect square. Its factorization is 3 × 67 × 31793 and its 8 divisors sum to 8,647,968.

Prime Factor Structure

Factorization String 3 × 67 × 31793
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,647,968
Proper Divisor Sum 2,257,575
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #6390379 ← → #6390401

Radix Representation

Decimal 6390393
Binary 11000011000001001111001 (23 bits)
Octal 0o30301171
Hexadecimal 0x618279

Divisor Catalog (8)

1 3 67 201 31,793 95,379 2,130,131 6,390,393

Collatz Trajectory (103 steps to reach 1)

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

6,390,393 19,171,180 9,585,590 4,792,795 14,378,386 7,189,193 21,567,580 10,783,790 5,391,895 16,175,686 8,087,843 24,263,530 12,131,765 36,395,296 18,197,648 9,098,824 4,549,412 2,274,706 1,137,353 3,412,060 1,706,030 853,015 2,559,046 1,279,523 3,838,570 1,919,285 5,757,856 2,878,928 1,439,464 719,732 359,866 179,933 539,800 269,900 134,950 67,475 202,426 101,213 303,640 151,820 75,910 37,955 113,866 56,933 170,800 85,400 42,700 21,350 10,675 32,026 16,013 48,040 24,020 12,010 6,005 18,016 9,008 4,504 2,252 1,126

More profiles

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