λ
Sigma Notebook

2,887,891

479 × 6029
Deficient Odd Composite

2,887,891 is odd and not a perfect square. Its factorization is 479 × 6029 and its 4 divisors sum to 2,894,400.

Prime Factor Structure

Factorization String 479 × 6029
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,894,400
Proper Divisor Sum 6,509
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #2887883 ← → #2887921

Radix Representation

Decimal 2887891
Binary 1011000001000011010011 (22 bits)
Octal 0o13010323
Hexadecimal 0x2C10D3

Divisor Catalog (4)

1 479 6,029 2,887,891

Collatz Trajectory (156 steps to reach 1)

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

2,887,891 8,663,674 4,331,837 12,995,512 6,497,756 3,248,878 1,624,439 4,873,318 2,436,659 7,309,978 3,654,989 10,964,968 5,482,484 2,741,242 1,370,621 4,111,864 2,055,932 1,027,966 513,983 1,541,950 770,975 2,312,926 1,156,463 3,469,390 1,734,695 5,204,086 2,602,043 7,806,130 3,903,065 11,709,196 5,854,598 2,927,299 8,781,898 4,390,949 13,172,848 6,586,424 3,293,212 1,646,606 823,303 2,469,910 1,234,955 3,704,866 1,852,433 5,557,300 2,778,650 1,389,325 4,167,976 2,083,988 1,041,994 520,997 1,562,992 781,496 390,748 195,374 97,687 293,062 146,531 439,594 219,797 659,392

More profiles

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