9,886,159

23 × 229 × 1877

Starting at 9,886,159, the Collatz iteration reaches 1 after 145 steps. The first transition is 29658478; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 23 × 229 × 1877

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 10,366,560

Proper Divisor Sum 480,401

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #9886157 ← → #9886169

Radix Representation

Decimal	9886159
Binary	100101101101100111001111 (24 bits)
Octal	0o45554717
Hexadecimal	0x96D9CF

Divisor Catalog (8)

1 23 229 1,877 5,267 43,171 429,833 9,886,159

Collatz Trajectory (145 steps to reach 1)

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

9,886,159 29,658,478 14,829,239 44,487,718 22,243,859 66,731,578 33,365,789 100,097,368 50,048,684 25,024,342 12,512,171 37,536,514 18,768,257 56,304,772 28,152,386 14,076,193 42,228,580 21,114,290 10,557,145 31,671,436 15,835,718 7,917,859 23,753,578 11,876,789 35,630,368 17,815,184 8,907,592 4,453,796 2,226,898 1,113,449 3,340,348 1,670,174 835,087 2,505,262 1,252,631 3,757,894 1,878,947 5,636,842 2,818,421 8,455,264 4,227,632 2,113,816 1,056,908 528,454 264,227 792,682 396,341 1,189,024 594,512 297,256 148,628 74,314 37,157 111,472 55,736 27,868 13,934 6,967 20,902 10,451

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