λ
Sequence Observatory

886,118

2 × 443059
Deficient Even Composite

Starting at 886,118, the Collatz iteration reaches 1 after 232 steps. The first transition is 443059; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 443059
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,329,180
Proper Divisor Sum 443,062
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #886117 ← → #886129

Radix Representation

Decimal 886118
Binary 11011000010101100110 (20 bits)
Octal 0o3302546
Hexadecimal 0xD8566

Divisor Catalog (4)

1 2 443,059 886,118

Collatz Trajectory (232 steps to reach 1)

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

886,118 443,059 1,329,178 664,589 1,993,768 996,884 498,442 249,221 747,664 373,832 186,916 93,458 46,729 140,188 70,094 35,047 105,142 52,571 157,714 78,857 236,572 118,286 59,143 177,430 88,715 266,146 133,073 399,220 199,610 99,805 299,416 149,708 74,854 37,427 112,282 56,141 168,424 84,212 42,106 21,053 63,160 31,580 15,790 7,895 23,686 11,843 35,530 17,765 53,296 26,648 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937

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