λ
Sigma Notebook

4,787,661

3 × 1595887
Deficient Odd Composite

4,787,661 is odd and not a perfect square. Its factorization is 3 × 1595887 and its 4 divisors sum to 6,383,552.

Prime Factor Structure

Factorization String 3 × 1595887
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,383,552
Proper Divisor Sum 1,595,891
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #4787647 ← → #4787669

Radix Representation

Decimal 4787661
Binary 10010010000110111001101 (23 bits)
Octal 0o22206715
Hexadecimal 0x490DCD

Divisor Catalog (4)

1 3 1,595,887 4,787,661

Collatz Trajectory (237 steps to reach 1)

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

4,787,661 14,362,984 7,181,492 3,590,746 1,795,373 5,386,120 2,693,060 1,346,530 673,265 2,019,796 1,009,898 504,949 1,514,848 757,424 378,712 189,356 94,678 47,339 142,018 71,009 213,028 106,514 53,257 159,772 79,886 39,943 119,830 59,915 179,746 89,873 269,620 134,810 67,405 202,216 101,108 50,554 25,277 75,832 37,916 18,958 9,479 28,438 14,219 42,658 21,329 63,988 31,994 15,997 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374

More profiles

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