2,889,566

2 × 293 × 4931

Starting at 2,889,566, the Collatz iteration reaches 1 after 68 steps. The first transition is 1444783; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 293 × 4931

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,350,024

Proper Divisor Sum 1,460,458

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #2889547 ← → #2889569

Radix Representation

Decimal	2889566
Binary	1011000001011101011110 (22 bits)
Octal	0o13013536
Hexadecimal	0x2C175E

Divisor Catalog (8)

1 2 293 586 4,931 9,862 1,444,783 2,889,566

Collatz Trajectory (68 steps to reach 1)

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

2,889,566 1,444,783 4,334,350 2,167,175 6,501,526 3,250,763 9,752,290 4,876,145 14,628,436 7,314,218 3,657,109 10,971,328 5,485,664 2,742,832 1,371,416 685,708 342,854 171,427 514,282 257,141 771,424 385,712 192,856 96,428 48,214 24,107 72,322 36,161 108,484 54,242 27,121 81,364 40,682 20,341 61,024 30,512 15,256 7,628 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227 682 341 1,024 512

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