λ
Integer Codex

6,425,905

5 × 1285181
Deficient Odd Composite

For 6,425,905, the 4 positive divisors have a total of 7,711,092. Removing 6,425,905 leaves 1,285,187, which gives the deficient classification.

Prime Factor Structure

Factorization String 5 × 1285181
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,711,092
Proper Divisor Sum 1,285,187
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6425899 ← → #6425911

Radix Representation

Decimal 6425905
Binary 11000100000110100110001 (23 bits)
Octal 0o30406461
Hexadecimal 0x620D31

Divisor Catalog (4)

1 5 1,285,181 6,425,905

Collatz Trajectory (121 steps to reach 1)

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

6,425,905 19,277,716 9,638,858 4,819,429 14,458,288 7,229,144 3,614,572 1,807,286 903,643 2,710,930 1,355,465 4,066,396 2,033,198 1,016,599 3,049,798 1,524,899 4,574,698 2,287,349 6,862,048 3,431,024 1,715,512 857,756 428,878 214,439 643,318 321,659 964,978 482,489 1,447,468 723,734 361,867 1,085,602 542,801 1,628,404 814,202 407,101 1,221,304 610,652 305,326 152,663 457,990 228,995 686,986 343,493 1,030,480 515,240 257,620 128,810 64,405 193,216 96,608 48,304 24,152 12,076 6,038 3,019 9,058 4,529 13,588 6,794

More profiles

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